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Disease, Condition, & Injury Fact Sheets

Health Library disease & condition fact sheets provide comprehensive, yet concise evidence-based information on a variety of health conditions, diseases and injuries.

A

22q11.2 deletion syndrome
Aarskog-Scott syndrome
AAT deficiency
Abdominal cramps
Abdominal hernia
Abdominal muscle strain
Abductor spasmodic dysphonia
Ablatio placentae
Abruptio placentae
Abscess, cutaneous
Abscess, skin
Abscessed tooth
Absent menses
Absent periods
Absent pulmonary valve-child
Abstinence syndrome
AC Joint Separation
Acanthosis nigricans
Acetaminophen overdose
Acetaminophen poisoning
Achalasia
Achilles' tendinopathy
Achilles' tendinosis
Achilles tendon rupture
Achilles' tendonitis
Achondroplasia
Achondroplastic dwarfism
ACL injury
Acne
Acne conglobata
Acne inversa
Acne vulgaris
Acoustic neuroma
Acoustic schwannoma
Acrochordons
Acromegaly
Acromioclavicular Joint Separation;
ACS
ACS (Acute compartment syndrome)
ACS (Acute coronary syndrome)
Actinic keratosis
Actinomycosis
Acute abdominal pain
Acute adrenocortical insufficiency
Acute angle-closure glaucoma
Acute autoimmune neuropathy
Acute bronchitis
Acute central cord syndrome
Acute cerebellar ataxia
Acute colonic diverticulitis
Acute colonic pseudo-obstruction
Acute compartment syndrome
Acute coronary syndrome
Acute diverticulitis
Acute fatty liver of pregnancy
Acute granulocytic leukemia-adult
Acute granulocytic leukemia-child
Acute idiopathic polyneuritis
Acute inflammatory demyelinating polyneuropathy
Acute inflammatory demyelinating polyradiculoneuropathy
Acute inflammatory polyneuropathy
Acute interstitial nephritis
Acute kidney injury
Acute lymphoblastic leukemia
Acute lymphocytic leukemia
Acute mastoiditis
Acute myeloblastic leukemia-adult
Acute myeloblastic leukemia-child
Acute myelogenous leukemia-adult
Acute myelogenous leukemia-child
Acute myeloid leukemia-adult
Acute myeloid leukemia-child
Acute myocardial infarction
Acute necrotizing ulcerative gingivitis
Acute nonbacterial gastroenteritis
Acute nonlymphoblastic leukemia-adult
Acute nonlymphoblastic leukemia-child
Acute nontoxic megacolon
Acute otitis
Acute pancreatitis
Acute pancreatitis—child
Acute renal failure
Acute renal insufficiency
Acute respiratory distress syndrome
Acute respiratory failure
Acute silicosis
Acute sinusitis
Acute tubular necrosis
AD
Adamantiales-Behcet syndrome
ADC
ADD
Addison disease
Adductor laryngeal breathing dystonia (ABLD)
Adductor spasmodic dysphonia
Adenovirus infection
ADHD
Adhesive capsulitis
Adjustment reaction disorder
Adrenal cancer
Adrenal crisis
Adrenocortical carcinoma
Adrenoleukodystrophy X-linked
Adult macular degeneration
Adult non-Hodgkin lymphoma
Adult polycystic disease
Adult respiratory distress syndrome
Advance heart failure
Advanced chronic obstructive pulmonary disease
Adynamic ileus
Affective disorder
AFLP
Aganglionic megacolon
Age-related cramps
Age-related hearing loss
Agoraphobia
Agranulocytosis
AI
AIDP
AIDS
- AIDS dementia complex
- AIDS encephalopathy
- AIDS-related dementia
- AIDS-related lymphoma
- AIDS-related non-Hodgkins lymphoma
- AIDS-related primary central nervous system lymphoma
- AIDS-related primary CNS lymphoma
- AKI
- AL amyloidosis
- Albinism
- ALCA-child
- Alcohol abuse and alcoholism
- Alcohol dependence
- Alcohol in pregnancy
- Alcohol use disorder
- Alexia
- Alexic anomia
- Allergic bronchopulmonary aspergillosis
- Allergic contact dermatitis
- Allergic dermatitis
- Allergic rhinitis
- Allergy, nut
- Allergy, peanut
- Allergy
  - Allergic contact dermatitis
  - Food allergy
  - Hay fever
  - Insect allergy
  - Seasonal allergy
- Alopecia areata
- Alpha 1 anti-trypsin deficiency
- Alpha-1 antiprotease deficiency
- Alpha-galactosidase A deficiency
- ALS
- Altitude sickness
- Aluminum poisoning
- Aluminum toxicity
- Alzheimer dementia
- Alzheimer disease
- Amblyopia
- Amebiasis
- Amenorrhea
- AMI
- AML—child
- Amnesia
- Amoebic dysentery
- Amyloid light chain amyloidosis
- Amyotrophic lateral sclerosis
- AN
- Anal atresia
- Anal cancer
- Anal fissure
- Anal Fistula
- Anal itching
- Anankastic personality disorder
- Anaphylactoid purpura
- Anaphylaxis
- Anderson-Fabry disease
- Androblastoma
- Anemia of prematurity
- Anemia
  - Anemia of chronic disease
  - Anemia of inflammation
  - Aplastic anemia
  - Iron-deficiency anemia
  - Macrocytic achylic anemia
  - Pernicious anemia
  - Sickle cell disease
- Aneurysm, aortic
- Aneurysm, aortic (AAA)
- Aneurysm, aortic (abdominal aortic aneurysm)
- Aneurysm, aortic (thoracic aortic aneurysm)
- Aneurysm, brain
- Aneurysm, cerebral
- Aneurysm, intracerebral
- Aneurysm, intracranial
- Angina
- Angina pectoris
- Angiodysplasia of the colon
- Angioedema
- Angiokeratoma corporis diffusum
- Angiokeratoma diffuse
- Angioneurotic edema
- Angle-closure glaucoma
- Animal bites
- Ankle fracture
- Ankle sprain
- Ankyloglossia
- Ankylosing spondylitis
- Anogenital wart
- Anomalous left coronary artery-child
- Anomaly, Ebstein-child
- Anomia, aphasia-associated
- Anomic aphasia
- Anorectal malfunction
- Anorexia nervosa—adult
- Anorexia nervosa—child
- Anorexia—adult
- Anorexia—child
- Anoxic brain damage
- Anoxic brain injury
- Anserine tendinobursitis syndrome
- Anserine tendonitis
- Anterior cruciate ligament injury
- Anterior uveitis
- Anthrax
- Antibiotic-associated colitis
- Antibiotic-associated diarrhea
- Antisocial personality disorder
- ANUG
- Anxiety disorders
  - Anxiety disorders
  - Claustrophobia
  - Generalized anxiety disorder
  - Obsessive-compulsive disorder
  - Panic disorder
  - Post-traumatic stress disorder
  - PTSD
- Aortic aneurysm
- Aortic aneurysm (AAA)
- Aortic aneurysm (abdominal aortic aneurysm)
- Aortic aneurysm (thoracic aortic aneurysm)
- Aortic coarctation-adult
- Aortic coarctation-child
- Aortic dissection
- Aortic incompetence
- Aortic insufficiency
- Aortic stenosis-adult
- Aortic stenosis-child
- Aphasia
- Aphasia-associated anomia
- Aphonia
- Aphthous ulcer
- Apnea of prematurity
- Apocrine acne
- Apocrinitis
- Apoplexy
- Appendicitis
- Apraxia
- ARD
- ARDS
- Arnold neuralgia
- Arnold-Chiari malformation
- Arnold-Chiari syndrome
- Arrhenoblastoma
- Arrhythmias
- Arsenic toxicity
- Arteriosclerosis obliterans
- Arteriosclerotic dementia
- Arteriovenous malformations of the brain
- Arteriovenous malformations of the central nervous system
- Arteriovenous malformations of the colon
- Arteriovenous malformations of the spinal cord
- Arthritis, gouty
- Arthritis, osteo-
- Arthritis, psoriatic
- Arthritis, rheumatoid
- Arthritis
  - Osteoarthritis
  - Rheumatoid arthritis
- AS-adult
- Asbestosis
- Ascariasis
- AS-child
- Ascites
- ASD—atrial septal defect
- ASD—autism spectrum disorders
- Aseptic meningitis
- Aseptic necrosis of the hip
- ASH - adult
- ASH-child
- Asperger disorder
- Asperger syndrome
- Aspergillosis
- Aspiration pneumonia
- Asthma
  - Asthma—adult
  - Asthma—child
- Astigmatism
- Astrocytoma
- Asymmetric septal hypertrophy-adult
- Asymmetric septal hypertrophy-child
- Atelectasis
- Atelectasis in infants
- Atherosclerosis
- Atherosclerotic disease
- Athlete's foot
- Athletic amenorrhea
- Atopic dermatitis—adult
- Atopic dermatitis—child
- Atresia, intestinal
- Atrial fibrillation
- Atrial flutter
- Atrial septal defect
- Atrioventricular (AV) block-adult
- Atrioventricular canal defect
- Atrioventricular canal defect-child
- Atrioventricular septal defect
- Atrophic vaginitis
- Attention deficit disorder
- Attention deficit hyperactivity disorder
- Atypical depression
- AUD
- Auditory dyssynchrony
- Auditory neuropathy
- Auditory processing disorder
- Auditory synaptopothy
- Autism
- Autism spectrum disorders
- Autoimmune hemolytic anemia
- Autonomic dysreflexia
- Autosomal dominant polycystic kidney disease
- AV canal defect-child
- Avascular necrosis of the hip—adult
- Avascular necrosis of the hip—child
- Avian influenza
- AVM
- Previously known as ALTE
- Previously known as apparent life-threatening event
B
- Babesiosis
- Bacteremia—child
- Bacterial arthritis
- Bacterial endocarditis
- Bacterial meningitis
- Bacterial overgrowth, small bowel
- Bacterial overgrowth, small intestine
- Bacterial vaginosis
- Baker cyst
- Bang disease
- Barlow syndrome
- Barotitis media
- Barotrauma
- Barrett esophagus
- Bartholin Gland Abscess
- Bartholin Gland Cyst
- Bartholin’s Cyst
- Basal cell carcinoma
- Baseball finger
- Batten disease
- BD
- Bed sores
- Bed wetting
- Behcet disease
- Bell palsy
- Benign breast masses
- Benign essential tremor
- Benign fibrous histiocytoma
- Benign paroxysmal positional vertigo
- Benign positional vertigo, BPV
- Benign prostatic hyperplasia
- Benign skin tumor
- Berger’s disease
- Berylliosis
- Beryllium disease
- Bicipital tendinopathy
- Bicipital tendonitis
- Bile duct cancer
- Biliary atresia—infant
- Biliary colic
- Binge eating disorder
- Binswanger disease
- Bipolar disorder
- Bird flu
- Birthmarks
- Black eye
- Blackheads
- Bladder cancer
- Bladder infection
- Bladder outlet obstruction
- Bladder prolapse
- Bladder, neurogenic-child
- Bleeding, gastrointestinal
- Bleeding, GI
- Bleeding, postmenopausal
- Blepharitis
- Blisters
- Blocked tear duct
- Blood in the eye
- Blood in the urine—child
- Blood in urine
- Blood poisoning
- Blood pressure, high
- Bloody nose
- Boils
- Bone cancer
- Bone fracture
  - Ankle fracture
  - Cervical fracture
  - Clavicle fracture
  - Coccyx fracture
  - Collarbone fracture
  - Elbow fracture
  - Femur fracture
  - Finger fracture
  - Foot fracture
  - Forearm fracture
  - Hip fracture
  - Neck fracture
  - Nose fracture
  - Rib fracture
  - Shinbone fracture
  - Spinal fracture
  - Spinal tumor
  - Stress fracture
  - Tibia fracture
  - Toe fracture
  - Vertebral compression fracture
  - Wrist fracture
- Borderline personality
- Botulinum toxin - biological weapon
- Botulism
- Boutonniere deformity
- Boutonniere deformity of finger
- Bowel incontinence—adult
- Bowel obstruction, mechanical
- Bowel, neurogenic
- Boxer fracture
- BPD
- BPH
- BPPV
- Brachial plexus injury
- Brachial plexus palsy
- Brachycephaly
- Bradycardia
- Bradycardia-tachycardia syndrome
- Brain aneurysm
- Brain attack
- Brain cancer and brain tumor—adult
- Brain injury, penetrating
- Brain tumor – astrocytoma
- Brain tumor – glioblastoma multiforme
- Brain tumor and brain cancer-child
- Brainstem stroke
- Break bone fever
- Breast cancer in men
- Breast cancer in women
- Breast cysts
- Breast pain
- Brief resolved unexplained event
- Briquet’s syndrome
- Brittle bone disease
- Brittle diabetes
- Broken foot
- Broken kneecap
- Bronchiolitis
- Bronchitis, acute
- Bronchitis, chronic
- Bronchopneumonia
- Bronchopulmonary dysplasia
- Bronchospasm—adult
- Bronchospasm—child
- Brucellosis
- BRUE
- Bruise
- Bruxism
- Bubonic plague
- Buccofacial apraxia
- Buckle fracture of forearm
- Buerger disease
- Bulimia
- Bullous pemphigoid
- Bunion
- Burner
- Burns
- Bursitis
- Buttonhole deformity
- The bends
C
- C diff infection
- C diff—antibiotic associated colitis
- C2 neuralgia
- CADASIL
- Cadmium toxicity
- Caisson disease
- Calcific tendonitis of the shoulder
- Calcifying tendonitis
- Calculus of gallbladder
- Calf muscle strain
- Caliciviruses
- Callus
- Cancer fatigue
- Cancer of the anus
- Cancer of the cartilage
- Cancer of the larynx
- Cancer of the rectum
- Cancer of the voice box
- Cancer pain syndromes
- Cancer, anal
- Cancer, bile duct
- Cancer, endometrial
- Cancer, nasopharyngeal
- Cancer, oropharyngeal
- Cancer, ovarian
- Cancer, testicular
- Cancer, throat
- Cancer, thyroid
- Cancer, tongue
- Cancer, uterine
- Cancer
  - Acute lymphoblastic leukemia
  - Acute myelogenous leukemia
  - Adrenal cancer
  - Adrenal cortical carcinoma
  - Adrenocortical carcinoma
  - Anal cancer
  - Astrocytoma
  - Bladder cancer
  - Bone cancer
  - Brain tumor and brain cancer—adult
  - Breast cancer in men
  - Breast cancer in women
  - Cancer of the adrenal cortex
  - Cervical cancer
  - Chronic lymphocytic leukemia
  - Chronic myelocytic leukemia
  - Colon cancer
  - Endometrial cancer
  - Esophageal cancer
  - Ewing sarcoma—adult
  - Gallbladder cancer
  - Hairy cell leukemia
  - Hodgkin disease
  - Hodgkin lymphoma-adult
  - Kaposi sarcoma
  - Kidney cancer
  - Laryngeal cancer
  - Leiomyosarcoma
  - Liver cancer
  - Lung cancer
  - Melanoma
  - Mesothelioma, pleural
  - Nasopharyngeal cancer
  - Non-Hodgkin lymphoma
  - Oropharyngeal cancer
  - Osteosarcoma
  - Ovarian cancer
  - Pancreatic cancer
  - Prostate cancer
  - Rectal cancer
  - Skin cancer
  - Soft tissue sarcoma
  - Stomach cancer
  - Testicular cancer
  - Throat cancer
  - Thyroid cancer
  - Tongue cancer
  - Uterine cancer
  - Vaginal cancer
  - Vulvar cancer
- Candida vulvovaginitis
- Candidal skin infection
- Cane-cutter fever
- Canicola fever
- Canker sore
- Canker sores
- Cannabinoid hyperemesis syndrome
- Carbon monoxide poisoning
- Carbuncles
- Cardiac angina
- Cardiac arrest
- Cardiac tamponade
- Cardiomyopathy
- Cardiomyopathy, hypertrophic-adult
- Cardiomyopathy, hypertrophic-child
- Carotid artery disease
- Carotid artery stenosis
- Carpal tunnel syndrome
- Cartilage cancer
- Cat scratch disease
- Cat scratch fever
- Cataract
- Catheter-associated urinary tract infection
- Cauda equina syndrome
- Causalgia
- CAUTI
- Cavity
- Cavus foot
- CCS
- Celiac disease
- Celiac sprue
- Cellulitis
- Central apnea
- Central cervical cord syndrome
- Central cord injury
- Central cord syndrome
- Central line-associated bloodstream infections
- Central slip disruption
- Central slip injury
- Ceramide trihexosidase deficiency
- Cercarial dermatitis
- Cerebellar stroke
- Cerebellitis
- Cerebellomedullary malformation syndrome
- Cerebral aneurysm
- Cerebral hypoxia
- Cerebral hypoxia—newborn
- Cerebral infarct
- Cerebral palsy
- Cerebrovascular accident
- Cerumen impaction
- Cervical cancer
- Cervical dysplasia
- Cervical fracture
- Cervical myelopathy
- Cervical strain and neck sprain
- CES
- CFS
- CGD
- Chalazion
- Charcot-Marie-Tooth disease
- Chest cold
- CHI
- Chiari malformation
- Chickenpox
- Chikungunya
- Chikungunya fever
- Children and teens obesity
- Children and teens overweight
- Chlamydia
- Chloasma
- Cholangiocarcinoma cancer
- Cholangitis
- Cholecystitis
- Cholecystolithiasis
- Choledocholithiasis
- Cholelithiasis
- Cholera
- Cholesteatoma
- Cholesterol, high
- Chondromalacia patella
- Chondrosarcoma
- Chordee
- Chorioretinitis
- Choroiditis
- Chromosome 22q11 deletion syndrome
- Chronic atrophic pyelonephritis-adult
- Chronic atrophic pyelonephritis-child
- Chronic bronchitis
- Chronic compartment syndrome
- Chronic cystic mastitis
- Chronic exertional compartment syndrome
- Chronic fatigue syndrome
- Chronic glaucoma
- Chronic granulocytic leukemia
- Chronic granulomatous disease
- Chronic granulomatous disease of childhood
- Chronic heart failure
- Chronic heartburn-adolescent
- Chronic heartburn-child
- Chronic heartburn-child with disabilities
- Chronic heartburn-infant
- Chronic kidney disease
- Chronic lymphadenitis
- Chronic lymphocytic leukemia
- Chronic myelocytic leukemia
- Chronic myelogenous leukemia
- Chronic myeloid leukemia
- Chronic neck pain
- Chronic obstructive pulmonary disease
- Chronic obstructive pulmonary exacerbations
- Chronic pancreatitis
- Chronic pelvic pain—female
- Chronic pelvic pain—male
- Chronic renal failure
- Chronic respiratory failure
- Chronic sinusitis
- Chronic traumatic encephalopathy
- Chronic venous insufficiency
- Cirrhosis, liver
- CJD
- CKD
- CLABSI
- Clam digger's itch
- Claustrophobia
- Clavicle fracture
- Claw foot
- Cleft lip
- Cleft palate
- Click-murmur syndrome
- Closed head injury
- Closed skull fracture
- Clostridium difficile infection
- Clostridium difficile-induced colitis
- Cloudy cornea
- Clubfoot
- Cluster headache
- CMV infection
- Coarctation of the aorta-adult
- Coarctation of the aorta-child
- Cocaine abuse
- Cocaine dependence
- Cocaine use disorder
- Coccidioidomycosis
- Coccydynia
- Coccygalgia
- Coccygeal Pain
- Coccygodynia
- Coccyx fracture
- Cognitive disability
- Cold
- Cold sores
- Colic
- Colitis, ulcerative
- Collapsed lung
- Collarbone fracture
- Colles fracture
- Colon cancer
- Colon perforation
- Colon polyps
- Colonic aganglionosis
- Colonic angiodysplasia
- Colonic atresia
- Colonic ileus
- Color blindness
- Color vision deficiency
- Color vision problem
- Colorado tick fever
- Coma
- Coma, hepatic
- Community-acquired pneumonia
- Compartment syndrome, acute
- Compartment syndrome, chronic
- Compartment syndrome, exercise-induced
- Compartment syndrome, recurrent
- Complete AV canal-child
- Complete common AV canal-child
- Complete prolapse
- Complex regional pain syndrome
- Compression of spinal nerve roots
- Compulsive gambling
- Conceptual apraxia
- Concussion
- Conduct disorder
- Condyloma acuminata
- Congenital adrenal hyperplasia
- Congenital dislocation of the hip
- Congenital dysplasia of the hip
- Congenital dysplasia/dislocation of the hip [CDH]
- Congenital hernia of the diaphragm
- Congenital hip dislocation
- Congenital hip dysplasia
- Congenital hip subluxability
- Congenital hyperinsulinism—child
- Congenital hypothyroidism
- Congenital kyphosis
- Congenital megacolon or megarectum
- Congenital pernicious anemia
- Congenital rubella syndrome
- Congenital spherocytic anemia
- Congenital subluxability of the hip
- Congenital syphilis
- Congestive heart failure
- Conjunctivitis
- Constipation
- Constructional apraxia
- Consumption coagulopathy
- Contact dermatitis
- Contractures
- Contusion
- Contusion, eye
- Conversion disorder
- COPD
- Copper transport disease
- Corneal abrasion
- Corneal opacity
- Corneal ulcer
- Corns
- Coronary artery disease
- Coronary artery fistula-child
- Coronary atherosclerosis
- Coronary heart disease
- Coronavirus disease 2019
- Costochondritis
- Cough
- COVID-19
- Coxa Plana
- Crab lice
- Cracked tooth
- Craniofacial dysotosis
- Cretinism
- Creutzfeldt-Jakob disease
- Crib death
- Crohn disease
- Crossed eyes
- Croup
- Crouzon syndrome
- CRPS
- CRS
- Crypto
- Cryptorchidism
- Cryptosporidiosis
- CTE
- CTF
- Cubital tunnel syndrome
- Cushing disease
- Cushing syndrome
- Cutaneous abscess
- CVA
- Cyst, ganglion
- Cystic disease
- Cystic fibrosis
- Cystocele/Rectocele
- Cystocoele
- Cytomegalovirus
D
- Dacryocystitis
- Dacryostenosis
- Dandruff
- Dandy Walker
- Dandy-Walker malformation
- Dandy-Walker syndrome
- Dawson disease
- DDH
- de Quervain disease
- de Quervain syndrome
- Deafness
- Decompression sickness
- Decubitus ulcers
- Deep vein thrombosis
- Deer-fly fever
- Defibrination Syndrome
- Deformity of finger, Boutonniere
- Degenerative disc disease
- Degenerative joint disease
- Dehisce
- Dehydration
- Dejerine-Sottas disease
- Delayed gastric emptying
- Delayed puberty
- Delayed sexual maturation
- Delirium
- Delirium tremens
- Dementia
- Dementia with lewy bodies
- Dengue fever
- Dental abscess
- Dental impaction
- Dependant personality disorder
- Depression
- Depression with atypical features
- Dermal fibrotic lesion
- Dermatitis
  - Allergic contact dermatitis
  - Atopic dermatitis
  - Contact dermatitis
  - Seborrheic dermatitis
- Dermatofibroma
- Dermatomycosis:
  - Tinea capitis
  - Tinea cruris
  - Tinea infection
  - Tinea nigra
  - Tinea pedis
  - Tinea unguium
  - Tinea versicolor
- Dermatomyositis—adult
- Dermatophyte infection
- Detached retina
- Developmental disability
- Developmental dysplasia of the hip
- Deviated nasal septum
- Diabetes insipidus
- Diabetes mellitus type 1
- Diabetes mellitus type 2
- Diabetes, gestational
- Diabetes, type 1
- Diabetes, type 2
- Diabetes
  - Gestational diabetes
  - Type 1 diabetes
  - Type 2 diabetes
- Diabetic coma
- Diabetic foot ulcer
- Diabetic glomerulosclerosis
- Diabetic ketoacidosis
- Diabetic nephropathy
- Diabetic neuropathy
- Diabetic retinopathy
- Diaper rash
- Diaphragmatic hernia
- Diarrhea
- DIC
- Difficulty naming objects and people
- Difficulty swallowing
- Difficulty Swallowing [Esophagus]
- Difficulty Swallowing [Mouth or Pharynx]
- DiGeorge syndrome
- Digitalis toxicity
- Digoxin toxicity
- Dilutional hyponatremia--adult
- Dinner-fork deformity of the wrist
- Diphtheria
- Disc, herniated
- Disfluent speech
- Dislocated finger
- Dislocated hip
- Dislocated shoulder
- Dislocated toe
- Dislocation, toe
- Dislocation, finger
- Dislocation, hip
- Disorder, seizure-child
- Disseminated intravascular coagulation
- Distal radius fracture
- Diverticulitis
- Dizziness, nonvertigo
- DKA
- DMD
- DORV-child
- Double aortic arch-child
- Double-outlet right ventricle-child
- Down syndrome
- Drinking alcohol during pregnancy
- Drowning
- Drug abuse
- Drug addiction
- Drug and alcohol withdrawal
- Drug dependence
- Drug-induced hepatitis
- Dry eye syndrome
- Dry gangrene
- DTs
- Duchenne muscular dystrophy
- Duck fleas
- Duck itch
- Duckworms
- Duodenal atresia
- Duodenal ulcer
- Dupuytren contracture
- DVT
- Dysarthria
- Dysbarism
- Dyslexia
- Dyslipidemia
- Dysmenorrhea
- Dyspareunia
- Dyspepsia
- Dysphagia
- Dysphagia, Esophageal
- Dysphagia, Oropharyngeal
- Dysphonia, episodic laryngeal dyskinesia
- Dysplasia of the hip, developmental
- Dysthymia
E
- E. coli infection
- Ear barotrauma
- Ear blockage
- Ear impaction
- Ear infection, middle
- Ear popping
- Early pregnancy bleeding
- Early puberty
- Earwax
- Eastern equine encephalitis
- Eating disorders
  - Anorexia—adult
  - Anorexia—child
  - Anorexia nervosa—adult
  - Anorexia nervosa—child
  - Binge eating disorder
  - Bulimia
  - Bulimia nervosa
- Ebola virus disease
- Ebstein anomaly-child
- Ebstein malformation-child
- Ectopic pregnancy
- Eczema—adult
- Eczema—child
- EDS
- EEE
- Ehlers-Danlos syndrome
- Ehrlichiosis
- Elbow dislocation
- Elbow, broken
- Elbow, fracture
- Elbow, little league
- Elbow, sprain
- Electrical burns and injuries
- Emphysema
- Empyema
- Encephalitis
- Encephalopathy
- Encephalopathy (glycine encephalopathy)
- Encephalopathy (Hashimoto encephalopathy)
- Encephalopathy (hepatic encephalopathy)
- Encephalopathy (hypertensive encephalopathy)
- Encephalopathy (hypoxic encephalopathy)
- Encephalopathy (statin encephalopathy)
- Encephalopathy (toxic-metabolic encephalopathy)
- Encephalopathy (uremic encephalopathy)
- Encephalopathy (Wernicke encephalopathy)
- Encephalopathy, hepatic
- Encephalopathy, portal-systemic
- Encopresis—child
- Endocardial cushion defect (atrioventricular septal defect)
- Endocardial cushion defect (septal defects)
- Endocardial cushion defect—child
- Endocarditis—noninfective
- Endometrial adenocarcinoma
- Endometrial cancer
- Endometriosis
- Enteric fever
- Enterocutaneous fistula
- Entero-entereal fistula
- Enterovirus D68 infection
- Enterovirus—child
- Enuresis
- Eosinophilia
- Eosinophilic colitis—child
- Eosinophilic esophagitis—child
- Eosinophilic gastritis—child
- Eosinophilic gastroenteritis—child
- Epicondylitis
  - Lateral epicondylitis
  - Medial epicondylitis
- Epidemic parotitis
- Epidermal cyst
- Epidermoid cyst
- Epididymitis
- Epididymo-orchitis
- Epigastric hernia
- Epiglottitis
- Epilepsy—adult
- Epilepsy-child
- Epistaxis
- Epithelial cyst
- Erb palsy
- Erb-duchenne paralysis
- Erectile dysfunction
- Erysipelas
- Erythema infectiosum
- Erythema multiforme
- Erythema nodosum
- Erythremia
- ESBL infection
- Escherichia coli infection
- Escherichia coli O157:H7
- Esophageal achalasia
- Esophageal cancer
- Esophageal dysphagia
- Esophageal food bolus obstruction
- Esophageal stricture
- Esophageal varices
- Essential hypertension
- Essential tremor
- Eustachian tube dysfunction
- Euvolemic hyponatremia—adult
- EV-D68 infection
- Ewing family of tumors—adult
- Ewing family of tumors—child
- Ewing sarcoma—adult
- Ewing sarcoma—child
- Exanthem subitum
- Excess hair growth
- Excess male pattern hair growth
- Excessive sweating
- Exercise ischemia
- Exercise myopathy
- Exercise-induced compartment syndrome
- Exercise-related menstrual dysfunction
- Extended spectrum beta-lactamase infection
- Extensor tendon rupture
- Extra-axial haematoma
- Eye contusion
F
- Fabry disease
- Faciodigitogenital dysplasia
- Factitious disorder
- Failure-to-thrive
- Failure-to-thrive—adult
- Fainting
- Fallen arches
- Fallen bladder/rectocoele
- Familial adenomatous polyposis
- Familial Dandy Walker
- Familial hypercholesterolemia
- Familial periodic paralysis
- Familial primary pulmonary hypertension
- Familial tremor
- Farsightedness
- Farsightedness and nearsightedness
- FAS
- Fatal granulomatosis of childhood
- Fatigue fracture
- Fatigue, cancer
- Fatty tumor
- Febrile neutropenia
- Febrile seizures
- Fecal impaction—adult
- Fecal incontinence—adult
- Felon
- Female athlete triad
- Female infertility
- Female sexual dysfunction
- Femur fracture
- Fetal alcohol syndrome
- Fetal cardiac dysfunction-child
- Fetal death
- Fetal ventriculomegaly
- Fever of unknown origin
- Fever seizures
- FH
- Fibrocystic disease
- Fibroepithelial polyps
- Fibroids
- Fibromyalgia
- Fibromyalgia syndrome
- Fibromyoma
- Fibula Shaft Fracture
- Fifth disease
- Fifth metacarpal fracture
- Finger dislocation
- Finger extensor tendon injury
- Finger flexor tendon injury
- Finger fracture
- Finger sprain
- Fish scale disease
- Fissure, anal
- Flat foot
- Flat head syndrome
- Floating shoulder
- Floppy valve syndrome
- Flu
- FM
- FMS
- Focal dystonia
- Folacin deficiency
- Folate deficiency
- Follicular cyst
- Folliculitis
- Food allergy
- Food infection
- Food poisoning
- Foot fracture
- Forearm fracture
- Forearm muscle strain
- Foreign accent syndrome
- Fox-den disease
- Fracture, bone
  - Ankle fracture
  - Buckle fracture of forearm
  - Cervical fracture
  - Clavicle fracture
  - Coccyx fracture
  - Collarbone fracture
  - Elbow fracture
  - Femur fracture
  - Fibula Shaft Fracture
  - Finger fracture
  - Foot fracture
  - Forearm fracture
  - Hand fracture
  - Hip fracture
  - Humeral shaft fracture
  - Neck fracture
  - Nose fracture
  - Rib fracture
  - Scapula Fracture
  - Shinbone fracture
  - Shoulder Blade Fracture
  - Spinal fracture
  - Stress fracture
  - Tibia fracture
  - Toe fracture
  - Torus fracture
  - Vertabral compression fracture
  - Wrist fracture
- Fracture, buckle (of forearm)
- Fracture, distal radius
- Fracture, foot
- Fracture, march stress
- Fracture, patella
- Fracture, rib
- Fracture, sacral stress
- Fracture, skull and facial
- Fracture, stress
- Fracture, toe
- Fracture, torus
- Fracture, upper arm
- Fracture, vertebral compression
- Fracture, wrist
- Fractured tooth
- Fragile X syndrome
- Friedreich ataxia
- Frostbite
- Frozen shoulder
- Functional abdominal pain—child
- Functional colitis
- Functional cyst
- Functional incontinence-female
- Functional incontinence-male
- Fungal endocarditis
- Fungal infection of the scalp
- Fungal nail infection
- Funnel chest
- FUO
- Furuncles
- FXS
G
- Gait apraxia
- Galactorrhea
- Galactosemia
- Gallbladder cancer
- Gallstones
- Gambling addiction
- Ganglion
- Ganglion cyst
- Gangrene
- Gas gangrene
- Gastric myoblastoma
- Gastric myosarcoma
- Gastric outlet obstruction
- Gastric polyps
- Gastric ulcer
- Gastrinoma
- Gastritis
- Gastrocnemius muscle injury
- Gastrocnemius strain
- Gastrocnemius tear
- Gastroenteritis
- Gastroesophageal reflux disease-adolescent
- Gastroesophageal reflux disease-child
- Gastroesophageal reflux disease-child with disabilities
- Gastroesophageal reflux disease-infant
- Gastroesophageal reflux disease-overview
- Gastrointestinal bleeding
- Gastrointestinal fistula
- Gastrointestinal leiomyosarcoma
- Gastrointestinal smooth muscle tumor
- Gastrointestinal stromal sarcoma
- Gastrointestinal stromal tumor
- Gastro-oesophageal reflux disease-adolescent
- Gastro-oesophageal reflux disease-child
- Gastro-oesophageal reflux disease-child with disabilities
- Gastro-oesophageal reflux disease-infant
- Gastro-oesophageal reflux disease-overview
- Gastroparesis
- Gastroschisis-child
- Gaucher disease
- GBM
- GBS
- GCA
- Generalized anxiety disorder
- Genital herpes
- Genital warts
- GERD-adolescent
- GERD-child
- GERD-child with disabilities
- GERD-infant
- GERD-overview
- German measles
- Germinoma
- Gestational diabetes
- Gestational onset diabetes mellitus
- GI bleeding
- Giant cell arteritis
- Giardiasis
- Gilbert syndrome
- Gingivitis
- GIST
- GLA deficiency
- Glaucoma
- Glenoid labrum tear
- Glioblastoma multiforme
- Glioma
- Global swine flu
- Glomerular disease
- Glomerulonephritis
- Glucose intolerance during pregnancy
- Gluteal strain
- Gluten-sensitive enteropathy
- Glycogen storage diseases
- Glycogenoses
- Glycolipid lipidosis
- Golfer's elbow
- Gonorrhea
- Goosefoot bursitis
- GORD-adolescent
- GORD-child
- GORD-child with disabilities
- GORD-infant
- Gout
- Gouty arthritis
- Gram-negative bacterial infection
- Granulocytopenia
- Granulomatosis with polyangiitis
- Granulomatous ileocolitis
- Granulopenia
- Graves' disease
- Greater vestibular gland cyst
- Groin hernia-adult
- Groin hernia-child
- Groin pull
- Groin strain
- Group B streptococcal infection
- Growing pains
- Growth plate fracture
- Guillain-Barre syndrome
- Gum disease
- Gynecomastia
H
- H. pyloriinfection
- H1N1 flu
- H1N1 infection
- H5N1 infection
- HAEC
- Hairy cell leukemia
- Hairy leukoplakia
- Hallux valgus
- Hammer toe
- Hamstring strain
- Hand fracture
- Hand injury
- Hand trauma
- Hand, foot, and mouth disease
- Hantavirus infection
- Hantavirus pulmonary syndrome
- Hashimoto thyroiditis
- Hashimoto thyroiditis
- Hay fever
- HCM-adult
- HCM-child
- Head injury
- Head lice
- Head trauma
- Headache
  - Cluster headache
  - Migraine headache (adult)
  - Sinus headache
  - Tension headache
  - Tension-type headache
- Hearing loss
- Heart attack
- Heart block-adult
- Heart block-child
- Heart failure
- Heart failure exacerbations
- Heart failure—child
- Heart murmur
- Heartburn-adolescent
- Heartburn-child
- Heartburn-child with disabilities
- Heartburn-infant
- Heartburn-overview
- Heat exhaustion
- Heat stroke
- Helicobacter pyloriinfection
- Hemangioma
- Hematuria-adult
- Hematuria-child
- Hemianopia
- Hemianopsia
- Hemianopsia (bitemporal hemianopsia)
- Hemianopsia (homonymous hemianopsia)
- Hemianopsia (inferior hemianopsia)
- Hemianopsia (left homonymous hemianopsia)
- Hemianopsia (right homonymous hemianopsia)
- Hemianopsia (superior hemianopsia)
- Hemifacial spasm
- Hemiopia
- Hemochromatosis
- Hemolytic anemia
- Hemophilia
- Hemorrhagic jaundice
- Hemorrhagic stroke
- Hemorrhoids
- Henoch-Schonlein purpura
- Hep A
- Hep B
- Hep C
- Heparin-induced low blood platelet count
- Heparin-induced thrombocytopenia
- Hepatic coma
- Hepatic encephalopathy
- Hepatic failure
- Hepatitis
  - Hepatitis A
  - Hepatitis B
  - Hepatitis C
  - Hepatitis - toxic
- Hepatoma, malignant
- Hereditary angioedema
- Hereditary dystopic lipidosis
- Hereditary motor and sensory neuropathies
- Hereditary spherocytosis
- Hernia, groin-child
- Hernia, inguinal-child
- Hernia, Umbilical
- Hernia—diaphragmatic
- Hernia
  - Groin hernia-adult
  - Hiatal hernia
  - Hernia, groin-adult
  - Hernia, inguinal-adult
- Herniated disc
- Herniation of nucleus pulposus
- Herpes genitalis
- Herpes labialis
- Herpes simplex virus—cold sores
- Herpes simplex virus—genital herpes
- Herpes simplex, genital
- Herpes stomatitis
- Herpes zoster
- Herpes zoster oticus
- Herpes, genital
- Heterotopic ossification
- HHNC
- HHS
- Hiatal hernia
- Hiccups
- Hidradenitis suppurativa
- HIE
- HIE—newborn
- High arched foot
- High blood pressure
- High blood pressure in children
- High cholesterol
- High cholesterol in children
- High triglycerides
- Hip dislocation
- Hip fracture
- Hip labral tears
- Hip pointers
- Hirschprung-Galant infantilism
- Hirschsprung disease
- Hirschsprung-associated enterocolitis
- Hirsutism
- Histiocytoma
- Histoplasmosis
- HIT
- HIV
- HIV encephalopathy
- HIV-associated cognitive/motor complex
- HIV-associated dementia complex
- HIV-associated encephalopathy (HAE)
- HIV-associated lymphoma
- Hives
- HLHS
- hMPV
- HO
- HOCM-adult
- HOCM-child
- Hodgkin disease- adult
- Hodgkin disease-child
- Hodgkin lymphoma
- Hodgkin lymphoma-child
- Hole in the heart
- Homocystinuria
- Hordeolum
- HPRT deficiency
- HPV
- HRHS
- HTLV
- HTLV-I
- HTLV-II
- Human mad cow disease
- Human metapneumovirus infection
- Human papillomavirus
- Human swine flu
- Human T cell lymphotropic viral infection
- Hunchback
- Huntington chorea
- Huntington disease
- Hyaline membrane disease
- Hydradenitis suppurativa
- Hydrocele
- Hydrocephalus
- Hydronephrosis-adult
- Hydronephrosis-child
- Hyperandrogenic anovulation
- Hyperbilirubinemia
- Hypercalcemia
- Hypercholesterolemia
- Hypercholesterolemia in children
- Hypercortisolism
- Hyperemesis gravidarum
- Hyperhidrosis
- Hyperkalemia
- Hyperkinetic impulse disorder
- Hyperkinetic syndrome
- Hyperkyphosis
- Hyperlipidemia
- Hyperlordosis
- Hypermenorrhea
- Hypernatremia--adult
- Hyperopia
- Hyperopia and myopia
- Hyperosmolar hyperglycemic state
- Hyperosmolar nonketotic coma
- Hyperparathyroidism
- Hyperreflexia
- Hypertension in children
- Hypertension, essential
- Hypertension, pulmonary-adult
- Hypertension, pulmonary-child
- Hypertensive crisis
- Hypertensive emergency
- Hypertensive urgency
- Hyperthermia
- Hyperthyroidism
- Hypertrophic cardiomyopathy-adult
- Hypertrophic cardiomyopathy-child
- Hypertrophic obstructive cardiomyopathy-adult
- Hypertrophic obstructive cardiomyopathy-child
- Hypertrophic scar
- Hypervolemic hyponatremia—adult
- Hyphema
- Hypoactive sexual desire
- Hypocalcemia
- Hypochondria
- Hypochondriasis
- Hypoferremia of inflammatory disease
- Hypoglyce
- Hypoglycemia
- Hypoglycemia in infants
- Hypokalemia
- Hyponatremia—adult
- Hypoparathyroidism
- Hypopituitarism
- Hypoplastic left heart syndrome
- Hypospadias
- Hypostatic ulcer
- Hypotension, orthostatic
- Hypothermia
- Hypothyroidism
- Hypovitaminosis D
- Hypovolemia in infants
- Hypovolemic hyponatremia--adult
- Hypoxanthine-guanine phosphoribosyltransferase deficiency
- Hypoxemia
- Hypoxic ischemic encephalopathy
- Hypoxic ischemic encephalopathy—newborn
I
- IBC
- IBD
- IBS
- IC
- ICDs
- Ichthyosis
- Icterohemorrhagic fever
- Ideomotor apraxia
- Idiopathic autonomic failure
- Idiopathic hypertension
- Idiopathic hypertrophic subaortic stenosis-adult
- Idiopathic hypertrophic subaortic stenosis-child
- Idiopathic inflammatory myopathy—adult
- Idiopathic orthostatic hypotension
- Idiopathic polyneuritis
- Idiopathic pulmonary arterial hypertension
- Idiopathic pulmonary fibrosis
- Idiopathic pulmonary hypertension
- Idiopathic subglottic stenosis
- Idiopathic thrombocytopenic purpura
- IE
- IgA nephropathy
- Ileitis
- Ileus
- Ilial atresia
- Iliotibial band friction syndrome
- Illness anxiety disorder
- Immune thrombocytopenic purpura
- Immunoglobin A nephropathy
- Impacted tooth
- Imperforate anus
- Impetigo
- Impotence
- Impulse control disorders
- Inappropriate lactation
- Incisional hernia
- Incontinence, functional-female
- Incontinence, functional-male
- Incontinence, neurogenic-child
- Incontinence, overflow-female
- Incontinence, overflow-male
- Incontinence, stress-female
- Incontinence, stress-male
- Incontinence, urge-female
- Incontinence, urge-male
- Incontinence, urinary-female
- Incontinence, urinary-male
- Indigestion
- Infantile hemangioma
- Infantile hypertrophic pyloric stenosis
- Infected tear duct
- Infection, kidney
- Infectious arthritis
- Infective endocarditis
- Infertility
  - Male infertility
  - Female infertility
- Inflammation of the optic nerve
- Inflammation of the pancreas
- Inflammatory bowel disease
- Inflammatory Bowel Disease
  - Crohn disease
  - Ulcerative colitis
- Inflammatory breast cancer
- Inflammatory breast carcinoma
- Inflammatory carcinoma of the breast
- Influenza
- Influenza A (H1N1)
- Infrapatellar tendinopathy
- Ingrown toenail
- Inguinal hernia-adult
- Inguinal hernia-child
- Inherited metabolic diseases - overview
- Injury, central cord
- Insect allergy
- Insect bites and stings
- Insomnia
- Insulin dependent diabetes
- Insulin-resistant diabetes
- Intellectual disability
- Interdigital neuroma
- Intermetatarsal neuroma
- Internal carotid artery stenosis
- Internal prolapse
- Interrupted aortic arch-child
- Interstitial cystitis
- Interstitial lung disease
- Intestinal atresia
- Intestinal flu
- Intestinal lipodystrophy
- Intestinal neurosis
- Intestinal pseudo-obstruction
- Intra-abdominal abscess
- Intracerebral aneurysm
- Intracranial aneurysm
- Intrauterine fetal death
- Intraventricular hemorrhage of infancy
- Intussusception
- Ionizing radiation exposure
- IPAH
- Ipsilateral fractures of the clavicle and scapular neck
- Iridocyclitis
- Iritis
- Iron-deficiency anemia
- Iron-poor blood
- Irritable bowel syndrome
- Irritable colon
- Irritable hip
- Ischemic bowel disease
- Ischemic colitis
- Ischemic heart disease
- Ischemic necrosis of the hip—adult
- Ischemic necrosis of the hip—child
- Ischemic stroke
- ISGS
- ITP
- IUFD
J
- Japanese encephalitis
- Jaundice
- Jaundice, newborn
- JDM
- Jejunal atresia
- Jersey Finger
- Jock itch
- Joint pain, sacroiliac
- Jumper's knee
- Juvenile chronic polyarthritis
- Juvenile dermatomyositis
- Juvenile onset diabetes
- Juvenile pernicious anemia
- Juvenile rheumatoid arthritis
K
- Kaposi sarcoma
- Kawasaki disease
- Kearns-Sayre Syndrome
- Keloid
- Keloid scar
- Keratin cyst
- Keratitis
- Keratoconjunctivitis Sicca
- Keratoma
- Ketoacidosis
- Ketosis-Prone diabetes
- Kidney cancer
- Kidney failure
- Kidney infection
- Kidney stones—adult
- Kidney stones-child
- Kidney tumor
- Kinky hair disease
- Kleptomania
- Klinefelter syndrome
- Knee sprain
- Kneecap fracture
- Korsakoff syndrome
L
- Labral tear, shoulder
- Labyrinthitis
- Lacrimal duct obstruction
- Lacrimal duct stenosis
- Lactose intolerance
- Large for gestational age
- Laryngeal cancer
- Laryngeal dystonia
- Laryngitis
- Laryngotracheobronchitis
- Lateral epicondylitis
- Laxative colitis
- Lazy eye
- LCIS
- LCPD
- Le Fort fracture
- Lead poisoning
- Left hemisphere stroke
- Left ventricular dysfunction
- Left ventricular failure
- Left-side stroke
- Legg-Calve-Perthes Disease
- Legionnaire disease
- Legionnaire pneumonia
- Leigh syndrome
- Leiomyoma
- Leiomyosarcoma
- Leptospirosis
- Lesch-Nyhan syndrome
- Leukemia-adult
  - Acute lymphoblastic leukemia
  - Acute myelogenous leukemia
  - Chronic lymphocytic leukemia
  - Chronic myelocytic leukemia
- Leukemia-child
- Leukemic reticuloendotheliosis
- Leukodystrophy
- Leukoplakia
- Lewy body dementia
- Lewy body disease
- LGA
- Lice
  - Crab lice
  - Head lice
- Lichen planus
- Ligament sprain
  - Ankle sprain
  - Elbow sprain
  - Finger sprain
  - Knee sprain
  - Neck sprain
  - Shoulder sprain
  - Toe sprain
  - Wrist sprain
- Limb-Kinetic apraxia
- Lipoma
- Little League elbow
- Liver cancer
- Liver cirrhosis
- Liver failure
- Lobular carcinoma in situ
- Loss of movement
- Loss of voice
- Lou Gehrig disease
- Low back pain
- Low blood glucose
- Low blood sugar
- Lower leg break
- Lower respiratory tract infection
- Lower UTI
- Lumbar radiculopathy
- Lung cancer
- Lupus
- Lyme disease
- Lymph gland inflammation
- Lymph node infection
- Lymphangitis
- Lymphedema
- Lymphoma, non-hodgkin-child
- Lymphoma
  - Hodgkin disease- adult
  - Hodgkin lymphoma-adult
  - Non-Hodgkin lymphoma, adult
- Lysosomal storage disease
- Lysosomal storage disease (glycoprotein storage diseases)
- Lysosomal storage disease (MPS)
- Lysosomal storage disease (mucopolysaccharidoses)
M
- Methicillin-resistant Staphylococcus aureus
- Macrocytic achylic anemia
- Macrosomia
- Macular degeneration
- Malabsorption
- Malaria
- Male erectile disorder
- Male infertility
- Malformation, Ebstein-child
- Malignant astrocytoma
- Malignant fibrous histiocytoma
- Malignant hepatoma
- Malignant hyperpyrexia
- Malignant hypertension
- Malignant hyperthermia
- Malignant hyperthermia susceptibility
- Malignant peripheral nerve sheath tumor
- Mallet finger
- Mallory-Weiss syndrome
- Malta fever
- Mammary dysplasia
- Mandible fracture
- Manic affective disorder
- Manic disorder
- Manic-depressive illness
- March stress fracture
- Marfan syndrome
- Marie-Strumpell disease
- Martin-Bell syndrome
- Mask of pregnancy
- Mastalgia
- Mastitis
- Mastoiditis
- Maxillary fracture
- MD
- MDS
- Measles
- Mechanical bowel obstruction
- Meckel diverticulum
- Meconium aspiration
- Meconium aspiration
- Medial apophysitis
- Medial distal tibial syndrome, MDTS
- Medial epicondylitis
- Medial tibial stress syndrome
- Medial tibial syndrome
- Medulloblastoma
- Melanoma
- Melasma
- Memory loss
- Meniere disease
- Meningioma
- Meningitis
  - Bacterial meningitis
  - Viral meningitis
- Meniscal tear
- Menkes syndrome
- Menopause
- Menorrhagia
- Menstrual cramps
- Mental retardation
- Mercury toxicity
- MERS-CoV
- Mesenteric adenitis—child
- Mesenteric lymphadenitis—child
- Mesothelioma, pleura
- Metabolic syndrome
- Metacarpal fracture
- Metatarsalgia
- Metatarsalphalangeal joint sprain
- MFP
- MG
- Mid back pain
- Middle back pain
- Middle ear infection
- Middle East respiratory syndrome coronavirus
- Migraine headache (adult)
- Migraine-child
- Mild cognitive impairment
- Mild traumatic brain injury
- Mini-stroke
- Miscarriage
- Mitochondrial DNA depletion syndrome
- Mitochondrial encephalomyopathy, lactic acidosis and stroke-like episodes
- Mitochondrial myopathy
- Mitochondrial neurogastrointestinal encephalopathy
- Mitral insufficiency
- Mitral regurgitation
- Mitral stenosis-adult
- Mitral stenosis-child
- Mitral valve prolapse
- Mitral valve stenosis-adult
- Mitral valve stenosis-child
- Mixed apnea
- Moles
- Molluscum contagiosum
- Monilial vulvovaginitis
- Mononucleosis
- Montezuma’s revenge
- Mood disorders
  - Bipolar disorder
  - Depression
  - Mood disorder
  - Seasonal affective disorder
- Morbid obesity in adults
- Morton neuroma
- Moschcowitz syndrome
- Mosquito-borne viral encephalitis
- Motion sickness
- Motor neuron disease
- Movement disorder
- MPS
- MRSA
- MSA
- MS-adult
- MS-child
- MTSS
- Mucocutaneous candidiasis
- Mucocutaneous lymph node syndrome
- Mucormycosis
- Mucosal prolapse
- Mucous colitis
- Mud fever
- Multiple myeloma
- Multiple sclerosis-adult
- Multiple sclerosis-child
- Multiple system atrophy
- Multiply-Resistant Enterococci
- Multi-system atrophy
- Multi-system degeneration
- Mumps
- Munchausen syndrome
- Muscle contraction headache
- Muscle cramps
- Muscle strain, forearm
- Muscle strain
  - Calf strain
  - Gastrocnemius strain
  - Gluteal strain
  - Groin strain
  - Hamstring strain
  - Quadriceps strain
- Muscular dystrophy
- Mutilating hand injuries
- MVP
- Mya disease
- Myasthenia gravis
- Myelodysplasia
- Myelodysplastic syndrome
- Myelopathy, cervical
- Myocardial infarction
- Myocarditis—adult
- Myocarditis-child
- Myoclonic epilepsy associated with ragged red fibers
- Myoclonus
- Myofascial pain syndrome
- Myoma
- Myopia and hyperopia
N
- NAFLD
- Narcolepsy
- Nasal polyps
- Nasolacrimal duct obstruction
- Nasopharyngeal cancer
- Nausea and vomiting—adult
- Navicular fracture
- Near-drowning
- Nearsightedness and farsightedness
- NEC
- Neck fracture
- Neck pain, chronic
- Neck sprain
- Necrotizing enterocolitis
- Neonatal abstinence syndrome
- Neonatal conjunctivitis
- Neonatal drug withdrawal
- Neonatal HIE
- Neonatal hyperinsulinism
- Neonatal hypoglycemia
- Neonatal sepsis
- Nephroblastoma
- Nephrolithiasis—adult
- Nephrolithiasis-child
- Nephropathy, diabetic
- Nephrosis—child
- Nephrotic syndrome—adult
- Nephrotic syndrome—child
- Nerve damage of diabetes
- Nerve pain
- Nervous system tumor
- Neural tube defect – Spina bifida
- Neuroblastoma-child
- Neuroendocrine tumors
- Neurofibromatosis Type 1
- Neurofibromatosis Type 2
- Neurogenic bladder-adult
- Neurogenic bladder-child
- Neurogenic bowel
- Neurogenic incontinence-adult
- Neurogenic incontinence-child
- Neurolemma
- Neuronal ceroid lipofuscinoses
- Neuropathic pain
- Neuropathic pain (Phantom limb syndrome)
- Neuropathy, ataxia, and retinitis pigmentosa
- Neuropathy, auditory
- Neutropenia
- Neutropenic fever
- Nevi
- Nevus flammeus
- New H1N1 flu
- Newborn conjunctivitis
- Newborn jaundice
- NF2
- Nicotine addiction
- Niemann-Pick disease
- Night blindness
- Nocturnal amblyopia
- Nocturnal leg cramps
- Nocturnal muscle cramps
- Nominal aphasia
- Nonalchoholic fatty liver disease
- Nonalchoholic steatohepatitis (NASH)
- Non-cardiogenic pulmonary edema
- Non-Hodgkin lymphoma in adults
- Non-hodgkin lymphoma-child
- Non-mechanical bowel obstruction
- Non-small cell bronchogenic carcinoma
- Non-small cell lung cancer
- Nontoxic nodular goiter
- Nontropical sprue
- Non-ulcer dyspepsia
- Non-ulcer stomach pain
- Nonvertigo dizziness
- Norovirus
- Norwalk virus
- Norwalk-like virus
- Nose fracture
- Nosebleed
- Novel H1N1 flu
- NSCLC
- Nursemaid’s elbow
- Nut allergy
- Nyctalopia
- Nyctanopia
- Nystagmus
O
- Obesity in adults
- Obesity-children and teens
- Obesity-pediatric and adolescent
- Obsessive-compulsive disorder
  - Obsessive-compulsive personality disorder
- Obstetric hemorrhage
- Obstructive apnea
- Occipital neuralgia
- OCD
- OCPD
- Ogilvie’s syndrome
- OI
- Oligohydramnios
- Omphalocele-child
- Onychomycosis
- Open skull fracture
- Open-angle glaucoma
- Operative wound dehiscence
- Ophthalmia neonatorum
- Opioid abuse
- Opioid addiction
- Opioid dependence
- Opioid use disorder
- Oppositional defiant disorder
- Optic neuritis
- Oral candidiasis—adult
- Oral candidiasis—child
- Oral-facial clefts
- Orbital cellulitis
- Orchitis
- Organ or tissue death
- Ornithosis
- Orofacial apraxia
- Oropharyngeal cancer
- Oropharyngeal dysphagia
- Orthostatic hypotension
- Osgood-Schlatter disease
- Osteitis deformans
- Osteoarthritis
- Osteocartilaginous exostosis
- Osteochondritis
- Osteochondritis dissecans of the hip
- Osteochondroma
- Osteochondrosis
- Osteogenesis imperfecta
- Osteogenic sarcoma-child
- Osteomalacia
- Osteomyelitis
- Osteonecrosis of the hip—adult
- Osteonecrosis of the hip—child
- Osteoporosis
- Osteosarcoma
- Osteosarcoma-child
- Otitis externa
- Otitis media
- Otosclerosis
- Otospongiosis
- Ovarian cancer
- Ovarian cyst
- Overactive bladder-female
- Overactive bladder-male
- Overactive parathyroid
- Overactive thyroid
- Overflow incontinence-female
- Overflow incontinence-male
- Overuse elbow injury related to throwing
- Overweight-children and teens
- Overweight-pediatric and adolescent
P
- PAD
- Paget disease
- Pain in ball of foot
- Pain, coccygeal
- Pain, nerve
- Pain, neuropathic
- Pain, tailbone
- Painful arc syndrome
- Painful bladder syndrome
- Painful menstrual cycles
- PAN
- Pancreatic cancer
- Pandemic (H1N1) flu
- Panhypopituitarism
- Panic disorder
- Paracetamol overdose
- Paracetamol poisoning
- Paralysis
- Paralysis agitans
- Paralysis, upper extremity
- Paralytic ileus
- Paraplegia
- Parkinson disease
- Parkinson plus syndrome
- Paronychia
- Parotitis
- Paroxysmal supraventricular tachycardia
- Parrot fever
- Partial Loss of Voice
- Partial prolapse
- Partially dislocated elbow
- Parvovirus B19
- Patella fracture
- Patellar apicitis
- Patellar dislocation
- Patellar fracture
- Patellar tendinopathy
- Patellar tendinosis
- Patellar tendonitis
- Patellofemoral pain syndrome
- Patent ductus arteriosus
- Pathological gambling
- PCL tear
- PCO
- PCOD
- PCOS
- PCP
- PCS
- Peanut allergy
- Pearson syndrome
- Pectus excavatum
- Pediatric and adolescent obesity
- Pediatric and adolescent overweight
- Pediatric hypoglycemia
- Pediculosis
- Pelvic floor hernia
- Pelvic floor relaxation
- Pelvic fracture
- Pelvic inflammatory disease
- Pelvic pain, chronic—female
- Pelvic pain, chronic—male
- Pelvic relaxation
- Pemphigus
- Pemphigus syndromes
- Penetrating brain injury
- Penetrating wound to the head
- Penile warts
- Peptic ulcer
- Peptic ulcer of the duodenum
- Peptic ulcer of the stomach
- Perforated colon
- Perforated eardrum
- Periarteritis nodosa
- Pericardial tamponade
- Pericarditis—adult
- Pericarditis-child
- Perinatal asphyxia
- Perineural cyst
- Periodic paralysis syndrome
- Periodontitis
- Peripheral artery disease
- Peripheral neuropathy
- Peripheral primitive neuroectodermal tumors (PNET)—adult
- Peripheral primitive neuroectodermal tumors—child
- Peripheral vascular disease
- Peripherally inserted central catheter infections
- Peritonitis
- Peritonsillar abscess
- Pernicious anemia
- Peroneal nerve injury
- Peroneal tendinopathy
- Peroneal tendon injury
- Peroneal tendonitis
- Persistent PCS
- Persistent pulmonary hypertension of the newborn
- Persistent vomiting of pregnancy
- Personality disorders
  - Borderline personality
  - Obsessive-compulsive personality disorder
- Pertussis
- Pes anserine bursitis
- Pes cavus
- Pes planovalgus
- Pes planus
- Phantom limb pain
- Phantom limb syndrome
- Pharyngeal plague
- Pharyngitis/tonsillopharyngitis
- Phenylketonuria
- Pheochromocytoma
- Phimosis
- Phlebitis
- Phobias
- Phobias (simple phobia)
- Phobias (specific phobia)
- Phosgene exposure
- PHP
- Pig flu
- Pilonidal abscess
- Pilonidal cyst
- Pilonidal sinus
- Pimples
- Pink eye
- Pinworm
- PIP joint sprain
- Pitcher's shoulder
- Pituitary adenoma
- Pituitary insufficiency
- Pituitary tumor
- Pityriasis rosea
- PKD
- PKU
- Placenta previa
- Placental abruption
- Plagiocephaly
- Plague
- Plantar fasciitis
- Plantar warts
- Plasma-cell myeloma
- Pleural effusion
- Pleurisy
- Pleuritis
- PMB
- PMDD
- PML
- PMR
- PMS
- PNET—child
- Pneumocystis pneumonia
- Pneumonia, atypical
- Pneumonia-adult
- Pneumonia-child
- Pneumonic plague
- Pneumothorax
- Poison ivy, oak and sumac
- Polio
- Poliomyelitis
- Polyarteritis nodosa
- Polycystic kidney disease type 2
- Polycystic kidneys
- Polycystic ovarian disease
- Polycystic ovary syndrome
- Polycythemia
- Polycythemia vera
- Polyfollicular ovarian appearance
- Polymyalgia rheumatica
- Polymyositis
- Popliteal cyst
- Porphyria
- Portal-systemic encephalopathy
- Port-wine stains
- Positional skull deformity
- Positional vertigo of barany
- Postconcussion syndrome
- Posterior cruciate ligament injury
- Posterior tibial tendinopathy
- Posterior tibial tendinosis
- Posterior tibial tendonitis
- Posterior uveitis
- Post-herpetic neuralgia
- Postmenopausal bleeding
- Postpartum depression
- Postpartum endometritis
- Postpartum hemorrhage
- Post-polio syndrome
- Post-traumatic headache
- Post-traumatic stress disorder
- Postural kyphosis
- PPHN
- PPROM
- Prader-Willi syndrome
- Precocious puberty - early puberty
- Preeclampsia
- Pre-eclampsia
- Preleukemia
- Premature puberty
- Premature birth
- Premature ejaculation
- Premature menopause
- Premature rupture of membranes
- Premature rupture of membranes
- Premature separation of placenta
- Premature ventricular beats
- Prematurity
- Premenstrual dysphoric disorder
- Premenstrual syndrome
- Premenstrual tension syndrome
- Presacral tumor
- Presbycusis
- Presbyopia
- Prescription drug abuse
- Prescription drug addiction
- Prescription drug dependence
- Prescription drug use disorder
- Pressure injuries
- Pressure sores
- Pressure ulcers
- Pressure-related ear pain
- Preterm premature rupture of membranes
- Primary biliary cirrhosis
- Primary hypertension
- Primary lymphedema
- Primary nocturnal enuresis
- Primary ovarian failure
- Primary ovarian insufficiency
- Primary Sjogren syndrome
- Primitive neuroectodermal tumor
- Progressive external ophthalmoplegia
- Progressive multifocal leukoencephalopathy
- Progressive septic granulomatosis
- Prolapsed disc
- PROM
- PROM
- Prostate cancer
- Prostatic carcinoma
- Prostatism
- Prostatitis
- Prosthetic heart valve thrombosis
- Prosthetic valve thrombosis
- Protruding rectum
- Prurigo Nodularis
- Pruritis ani
- PsA
- Pseudohypertrophic muscular dystophy
- Pseudomembranous trigonitis
- Pseudoseizures
- Psittacosis
- Psoriasis
- Psoriatic arthritis
- PSVT
- Psychogenic nonepileptic seizures
- Psychogenic vaginismus
- Psychopathy
- Psychosexual dysfunction
- Psychosis
- Pterygium
- PTSD
- Pubic lice
- Pudendal hernia
- Pulled elbow
- Pulled groin muscle
- Pulled muscle
- Pulled muscle in abdomen
- Pulled muscle, forearm
- Pulled muscle
  - Pulled calf muscle
  - Pulled gluteal muscle
  - Pulled groin muscle
  - Pulled hamstrings
  - Pulled quadriceps
- Pulmonary barotrauma
- Pulmonary atresia-child
- Pulmonary contusion
- Pulmonary embolism
- Pulmonary fibrosis
- Pulmonary hypertension-adult
- Pulmonary hypertension-child
- Pulmonary stenosis-child
- Pulmonary valve stenosis-child
- Puncture of colon
- PVD
- PVT
- Pyelonephritis
- Pyloric atresia
- Pyloric obstruction
- Pyloric stenosis
- Pyoderma gangrenosum
- Pyodermia significa fistulans
- Pyogenic arthritis
- Pyrexia of unknown origin
Q
- Quadriceps strain
- Quadriceps tendonitis
- Quadriplegia and paraplegia
R
- Rabbit fever
- Rabies
- RAD
- Radial head subluxation
- Radial nerve entrapment
- Radial tunnel syndrome
- Radiation exposure
- Radiation pneumonitis
- Radiation-induced lung injury
- Ramsay Hunt syndrome
- Rapid ejaculation
- Raynaud phenomenon
- Reactive airway disease—adult
- Reactive airway disease—child
- Reactive arthritis
- Rectal cancer
- Rectal prolapse
- Rectovaginal fistula
- Recurrent compartment syndrome
- Reduced iron in blood
- Reflex sympathetic dystrophy
- Reflux esophagitis-adolescent
- Reflux esophagitis—child
- Reflux esophagitis—child with disabilities
- Reflux esophagitis—infant
- Reflux nephropathy—adult
- Reflux nephropathy—child
- Reflux, heartburn—overview
- Reflux-adolescent
- Reflux-child
- Reflux-child with disabilities
- Reflux-infant
- Regional enteritis
- Reiter syndrome
- Renal artery stenosis
- Renal calculi-child
- Renal colic—adult
- Renal colic-child
- Renal failure
- Renal insufficiency
- Renal lithiasis—adult
- Renal lithiasis-child
- Renovascular hypertension
- Respiratory distress syndrome in newborns
- Respiratory failure
- Respiratory syncytial virus
- Restless leg syndrome
- Retained fetal lung fluid
- Retinal detachment
- Retinal vasculitis
- Retinitis
- Retinitis pigmentosa
- Retinoblastoma
- Retinopathy of prematurity
- Retrolental Fibroplasia
- Retrorectal tumor
- Rett disorder
- Rett syndrome
- Reye syndrome
- Rh incompatibility and isoimmunization
- Rhabdomyolysis
- Rhabdomyosarcoma-child
- RhD incompatibility
- Rheumatic fever
- Rheumatoid arthritis
- Rhinosinusitis
- Rib fracture
- Rice-field fever
- Rickets
- Right hemisphere stroke
- Right-side stroke
- Ringing in the ears
- Ringworm
- Ringworm of the scalp
- RLF
- Rocky mountain spotted fever
- ROP
- Rosacea
- Roseola
- Rotator cuff injury
- Rotator cuff tendinosis
- Rotator cuff tendonitis
- Rotavirus
- Roundback of the Spine
- Roundworm
  - Ascariasis
  - Pinworm
- RSV
- Rubella
- Runner's knee
- Rupture, Achilles Tendon
- Ruptured disc
- Ruptured eardrum
- Ruysch disease
S
- Shiga toxin
- Staph infection
- Sacral nerve root cyst
- Sacral stress fracture
- Sacroiliac joint pain
- Saddle back
- Salivary gland infection
- Salmonella
- Salmonellosis
- Salpingitis
- Salter-Harris Fracture
- Sarcoidosis
- Sarcoma, osteogenic-child
- SBBO
- Scabies
- Scaphocephaly
- Scapula Fracture
- Scarlatina
- Scarlet fever
- Scars—overview
- SCD
- SCFE
- Scheuermann kyphosis
- Schilder’s disease
- Schizoaffective disorder
- Schizophrenia
- Schizotypal personality disorder
- Sciatica
- Scleroderma
- Scoliosis
  - Scoliosis—adult
  - Scoliosis—child
- Scorbutus
- Scratched cornea
- Scurvy
- SD
- SDH
- Sea lice
- Seasonal affective disorder
- Seasonal flu
- Sebaceous cyst
- Seborrheic dermatitis
- Seborrheic keratosis
- Secondary lymphedema
- Secondary Sjogren syndrome
- SEID
- Seizure disorder—adult
- Seizure disorder—child
- Seizure—child
- Self-injury
- Self-mutilation
- Seminoma
- Senile dementia, Binswanger type
- Sepsis
- Sepsis, neonatal
- Septal defect (ventricular)
- Septal defects
- Septic arthritis
- Septic shock
- Septicemia
- Septicemic plague
- Sertoli-Leydig cell tumor of the ovary
- Sesamoid fracture
- Severe allergic reaction
- Severe morning sickness
- Severe stomach ache
- Severely torn Achilles tendon
- Sexual apathy
- Sexual aversion
- Sexual development: delayed
- Sexual development: precocious
- SGA
- Shaken baby syndrome
- Shaking palsy
- Shin splints
- Shinbone fracture
- Shingles
- Shock
- Short bowel syndrome
- short gut syndrome
- Short stature
- Shoulder Blade Fracture
- Shoulder dislocation
- Shoulder dystocia
- Shoulder instability
- Shoulder labral tear
- Shoulder Separation
- Shoulder sprain
- Shoulder tendinopathy
- Shoulder tendinosis
- Shoulder tendonitis
- Shy-Drager syndrome
- Sialadenitis
- SIBO
- Sick sinus syndrome
- Sickle cell anemia
- Sickle cell disease
- SIDS
- Simple goiter
- Single angle-closure glaucoma
- Single ventricle anomalies-child
- Single ventricle defect-child
- Single ventricle lesions-child
- Sinus headache
- Sinus infection
- Sinus node dysfunction
- Sinusitis
- Sjogren syndrome
- SJS
- Skier's thumb
- Skin abscess
- Skin cancer-basal cell
- Skin cancer
  - Carcinomas
  - Melanoma
- Skin cancer-squamous cell
- Skin growths
- Skin tags
- Skin wound
- Skull and facial fracture
- Slapped cheek disease
- Sleep apnea
- Sleep disorders
  - Insomnia
  - Narcolepsy
  - Sleepwalking
- Slipped capital femoral epiphysis
- Slipped disc
- Slipped vertebra
- Smal bowel bacterial overgrowth
- Small bowel obstruction
- Small for gestational age
- Small intestine bacterial overgrowth
- Small round structure viruses
- Smallpox
- SMD
- Smoker's keratosis
- Smoking addiction
- Smoldering leukemia
- SMRV
- Snoring
- Social anxiety disorder
- Social phobia
- Sociopathy
- Soft tissue sarcoma
- Soft tissue sarcoma (alveolar soft part sarcoma)
- Soft tissue sarcoma (angiosarcoma)
- Soft tissue sarcoma (dermatofibrosarcoma protuberans)
- Soft tissue sarcoma (desmoid sarcoma)
- Soft tissue sarcoma (fibrosarcoma)
- Soft tissue sarcoma (leiomyosarcoma)
- Soft tissue sarcoma (liposarcoma)
- Soft tissue sarcoma (lymphoma [lymphosarcoma])
- Soft tissue sarcoma (malignant fibrous histiocytoma)
- Soft tissue sarcoma (malignant peripheral nerve sheath tumor)
- Soft tissue sarcoma (rhabdomyosarcoma)
- Soft tissue sarcoma (synovial sarcoma)
- Somatic symptom disorder
- Somatization disorder
- Sore throat
  - Bacterial sore throat
  - Viral sore throat
- Spasmodic dysphonia
- Spastic colon
- Spastic dysphonia
- Spasticity
- Specific reading disability
- Spherocytosis
- Spigelian hernia
- Spike soreness
- Spina bifida
- Spinal fracture
- Spinal nerve roots, compression
- Spinal stenosis
- Spinal tumor
- Spinous process fracture
- Splenic rupture
- Spondylolisthesis
- Spondylolysis
- Spondylolysis of the sacrum
- Spontaneous abortion
- Sporadic goiter
- Sporadic olivopontocerebellar atrophy
- Sporadic primary pulmonary hypertension
- Sprain big toe
- Sprain, knee
- Sprain, wrist
- Sprain
  - Ankle sprain
  - Elbow sprain
  - Finger sprain
  - Knee sprain
  - Neck sprain
  - Shoulder sprain
  - Toe sprain
  - Wrist sprain
- Squamous cell carcinoma
- SSHL
- SSI
- SSPE
- St. Louis encephalitis
- Stable angina
- Stammering
- Staphylococcus aureus infection
- Stasis ulcer
- Steakhouse syndrome
- Steely hair disease
- Stein Leventhal syndrome
- Stenosing tenosynovitis
- Stenosis, aortic-adult
- Stenosis, aortic-child
- Stereotypic movement disorder—child
- Steven Johnson Syndrome
- Stevens-Johnson syndrome
- Still’s disease
- Stillbirth
- Stinger
- Stomach flu—gastroenteritis
- Stomach flu—noroviruses
- Stomach polyps
- Stomach ulcer
- Strabismus
- Straie
- Strain, abdominal muscle
- Strain, adductor
- Strain, groin
- Strain, muscle
- Strain, muscle
  - Calf strain
  - Gastrocnemius strain
  - Gluteal strain
  - Groin strain
  - Hamstring strain
  - Quadriceps strain
- Strangulation
- Strawberry hemangioma
- Strep throat
- Stress fracture
- Stress fracture of metatarsal bone
- Stress fracture, march
- Stress incontinence-female
- Stress incontinence-male
- Stress-related anterior lower leg pain
- Stretch marks
- Stroke, brainstem
- Stroke, cerebellar
- Stroke, left hemisphere
- Stroke, left-side
- Stroke, right hemisphere
- Stroke, right-side
- ST-segment-elevation
- Stuck shoulder delivery
- Stuttering
- Stuttgart disease
- Stye
- Subacute leukemia
- Subacute sclerosing panencephalitis
- Subacute spongiform encephalopathy
- Subarachnoid hemorrhage
- Subdural haemorrhage
- Subdural hematoma
- Submersion incident
- Substance use disorder
- Sudanophilic leukodystrophy
- Sudden infant death syndrome
- Sudden sensorineural hearing loss
- Suicidal ideation—adult
- Suicidal ideation—child
- Suicidal thinking—adult
- Suicidal thinking—child
- Sulfite intolerance
- Sulfite sensitivity
- Sunburn
- Superficial hemangioma
- Supraspinatus tendinopathy
- Supraspinatus tendinosis
- Supraspinatus tendonitis
- Supraventricular tachycardias
  - Paroxysmal atrial tachycardia
  - Paroxysmal supraventricular tachycardia
  - Supraventricular tachycardia
- Surgical abdomen
- Surgical site infection
- Surgical wound dehiscence
- Surgical wound infection
- Swamp fever
- Swimmer's ear
- Swimmer's itch
- Swimmer's shoulder
- Swine flu
- Swine influenza
- Swineherd disease
- Sympathetically maintained pain
- Syncope
- Syndrome, cauda equina
- Syndrome, central cervical cord
- Syndrome, central cord
- Syndrome, steakhouse
- Synovitis
- Syphilis
- Systemic exertion intolerance disease
- Systemic lupus erythematosus
- Systemic sclerosis
T
- Tachycardia
- Tachycardia (ventricular)
- Tailbone pain
- Talipes
- Talipes equinovarus
- Tamponade
- Tapeworm
- TAPVC-child
- TAPVD-child
- TAPVR-child
- Tardive dyskinesia
- Tarlov cyst
- Tarsal navicular fracture
- Tay-Sachs disease
- TB
- TCS
- Tears, vaginal
- Teeth grinding
- Teething
- Telangiectasia
- Temporal arteritis
- Temporomandibular disorders
- Tendinopathy
- Tendinopathy, Peroneal
- Tendinopathy, shoulder
- Tendinosis
- Tendonitis
- Tendonitis, Peroneal
- Tendonitis, shoulder
- Tennis elbow
- Tennis shoulder
- Tenosynovitis
- Tension headache
- Tension-type headache
- Testicular cancer
- Testicular torsion
- Tetanus
- Tethered cord syndrome
- Tethered spinal cord syndrome
- Tetralogy of Fallot
- Text blindness
- Thalassemia
- Thigh bone fracture
- Thoracic back pain
- Thoracic outlet syndrome
- Threatened abortion
- Threatened miscarriage
- Threatened pregnancy loss
- Three-day measles
- Throat cancer
- Throat infection
- Thromboangiitis obliterans
- Thrombophlebitis
- Thrombotic thrombocytopenic purpura
- Thrush—adult
- Thrush—child
- Thyroid cancer
- Thyroid disorders
  - Graves' disease
  - Hashimoto thyroiditis
  - Hyperthyroidism
  - Hypothyroidism
- TIA
- Tibia fracture
- Tietze’s syndrome
- Tinea Barbae
- Tinea capitis
- Tinea corporis
- Tinea cruris
- Tinea faciei
- Tinea infection
- Tinea manus
- Tinea nigra
- Tinea pedis
- Tinea unguium
- Tinea versicolor
- Tinnitus
- Tired blood
- TMD
- TMJ osteoarthritis
- TMJ syndrome
- Tobacco use disorder
- Toe dislocation
- Toe fracture
- Toe sprain
- Tongue cancer
- Tongue-tie
- Tonsillopharyngitis
- Tooth abscess
- Tooth decay
- Tooth fracture
- Torn meniscus
- Torsion of the spermatic cord
- Torticollis
- Torus fracture
- Total anomalous pulmonary venous connection-child
- Total anomalous pulmonary venous drainage-child
- Total anomalous pulmonary venous return-child
- Tourette syndrome
- Tourette syndrome-child
- Toxemia of pregnancy
- Toxic hepatitis
- Toxic shock syndrome
- Toxic synovitis
- Toxoplasmosis
- Tracheomalacia
- Transient ischemic attack
- Transient RDS
- Transient synovitis of the hip
- Transient tachypnea of newborn
- Transmural myocardial infarction
- Transverse process fracture
- Transverse wrist fracture
- Trauma
- Traumatic brain injury
- Traveler's diarrhea
- Trench mouth
- Triad
- Trichomoniasis
- Trichopoliodystrophy
- Tricuspid atresia-child
- Tricuspid regurgitation
- Tricuspid stenosis
- Tricuspid valve disease
- Trigeminal neuralgia
- Trigger finger
- Triglycerides, high
- Trigonitis
- Trisomy 21
- Tropia
- Truncus arteriosus-child
- TS-child
- TSS
- TTN
- TTP
- Tubal pregnancy
- Tuberculosis
- Tularemia
- Tumor, gastrointestinal stromal
- Turf toe
- Turista
- Turner syndrome
- Tympanic membrane perforation
- Tympanic membrane perforation, eardrum—ruptured or perforated
- Type 1 diabetes
- Type 2 diabetes
- Type 2 respiratory distress syndrome
- Type A (H1N1) flu
- Type II Chiari malformation
- Typhoid fever
U
- Ulcer, duodenal
- Ulcer, gastric
- Ulcer, peptic
- Ulcerative colitis
- Ulnar Collateral Ligament Sprain of Thumb
- Ulnar nerve entrapment
- Umbilical cord prolapse
- Umbilical hernia
- Underactive parathyroid
- Underactive pituitary gland
- Undescended testes
- Undulant fever
- Unemerged tooth
- Unexplained pulmonary hypertension
- Unstable angina
- Upper back pain
- Upper extremity paralysis
- Upper respiratory tract infection
- Ureteral reflux—adult
- Ureteral reflux—child
- Urethral infection
- Urethral irritation
- Urethral syndrome
- Urethritis
- Urge incontinence—female
- Urge incontinence—male
- URI
- Urinary incontinence—female
- Urinary incontinence—male
- Urinary tract infection
- Urinary tract infections in childhood
- Urticaria
- Usher syndrome
- Uterine cancer
- Uterine fibroids
- Uterine prolapse
- UTI
- UTI in childhood
- Uveitis
V
- Vaginal bleeding during pregnancy
- Vaginal cancer
- Vaginal prolapse
- Vaginal yeast infection
- Vaginismus
- Valley fever
- Vancomycin-resistant enterococci infection
- VAP
- Variant angina
- Variant Creutzfeldt-Jakob disease
- Varicella
- Varicocele-child
- Varicose veins
- Vascular dementia
- Vascular dementia, Binswanger type
- Vascular purpura
- Vascular ring-child
- Velocardiofacial syndrome
- Velpeau disease
- Venereal warts
- Venous stasis ulcer
- Ventilator-associated pneumonia
- Ventral hernia
- Ventricular ectopic beats
- Ventricular fibrillation
- Ventricular premature beats
- Ventricular septal defect
- Ventricular tachycardia
- Ventriculomegaly
- Verneuil disease
- Vertebral compression fracture
- Vertebrobasilar insufficiency
- Vertigo
- Vesicoureteral reflux-adult
- Vesicoureteral reflux-child
- Vesico-ureteric reflux-adult
- Vesico-ureteric reflux-child
- Vesicular stomatitis with exanthem
- Vestibular schwannoma
- Vincent stomatitis
- Viral gastroenteritis
- Viral meningitis
- Viral pharyngitis
- Viral rhinitis
- Viral sore throat
- Visceral hyperalgesia
- Visceral hypersensitivity
- Visual aphasia
- Vitamin B-12 deficiency
- Vitamin C deficiency
- Vitamin D deficiency
- Vitiligo
- Vitreous hemorrhage
- Vitritis
- Voice, loss of
- Voice, partial loss of
- Volar flexor tenosynovitis
- Volkmann ischemia
- Volvulus—adult
- Volvulus—child
- Vomiting of pregnancy
- Von Hippel-Lindau disease
- Von Willebrand disease
- VRE
- VSD
- Vulvar cancer
- Vulvodynia
- Vulvovaginal candidiasis
- VUR-child
W
- Walking pneumonia
- Warts, genital
- Warts
  - Genital warts
  - Plantar warts
- Washerwoman's sprain
- WEE
- Wegener granulomatosis
- Weil disease
- Wernicke encephalopathy
- West Nile virus
- Western equine encephalitis
- Wet gangrene
- Wet lungs
- Whiplash
- Whipple disease
- Whiteheads
- Whooping cough
- Wilms' tumor
- Wilson disease
- Wolff-Parkinson-White syndrome
- Word blindness
- Wound dehiscence
- Wound to the head, penetrating
- WPW
- Wrist fracture
- Wrist sprain
X
- 47 XXY syndrome
- Xanthelasma
- Xanthoma
- Xeroderma
- X-linked adrenoleukodystrophy
- X-linked copper deficiency
Y
- Yeast infection
- Yeast infection—skin
- Yellow fever
- Yellowing of skin
Z
- Z-E syndrome
- Zika virus infection
- Zika virus infection and pregnancy
- Zollinger-Ellison syndrome
- Zygomatic fracture
- Zygomycosis