Print | Search | Send-to-Friend | Health Library Home

Diphtheria

Pronounced: Dif-THEER-e-uh

by Amy Scholten, MPH

• Definition • Causes • Risk Factors • Symptoms • Diagnosis • Treatment • Prevention
En Español (Spanish Version)
 

Definition

Diphtheria is a life-threatening infection. It can cause heart, nerve, and kidney damage. It needs to be treated right away.

 

Causes    TOP

This illness is caused by certain bacteria. It spreads from person-to-person contact. This can happen by:

  • Inhaling bacteria after a person coughs or sneezes
  • Using personal items such as tissues or drinking glasses
  • Having skin contact
 

Risk Factors    TOP

Things that raise the risk are:

  • Not having had:
    • A diphtheria vaccine, or
    • A booster dose in the past 10 years
  • Having a weak immune system
 

Symptoms    TOP

Symptoms of diphtheria may be mild or severe.

They may include:

  • A gray coating in the back of the throat
  • Sore throat or problems swallowing
  • Fever
  • Cough
  • Swollen lymph glands in the neck
  • Breathing problems
  • Tiredness

Swollen Glands in the Neck

Swollen lymph node

Copyright © Nucleus Medical Media, Inc.

 

Diagnosis    TOP

The doctor will ask about your symptoms and health history. A physical exam may be done. A nose or throat swab can confirm the diagnosis.

 

Treatment    TOP

Diphtheria will be treated right away, even if test results are not ready.

Treatment includes:

  • An antitoxin to stop damage to the body
  • Antibiotics to treat the infection
  • Isolation and bed rest
 

Prevention    TOP

A vaccine will prevent the disease.

RESOURCES:

Centers for Disease Control and Prevention
https://www.cdc.gov

National Institute of Allergy and Infectious Diseases
https://www.niaid.nih.gov

CANADIAN RESOURCES:

Caring for Kids—Canadian Paediatric Society
https://www.caringforkids.cps.ca

Public Health Agency of Canada
https://www.canada.ca

REFERENCES:

Diphtheria. Centers for Disease Control and Prevention website. Available at: https://www.cdc.gov/vaccines/pubs/pinkbook/dip.html. Accessed February 2, 2021.

Diphtheria. EBSCO DynaMed website. Available at: https://www.dynamed.com/condition/diphtheria. Accessed Februsary 2, 2021.

Immunization schedules. Centers for Disease Control and Prevention website. Available at: https://www.cdc.gov/vaccines/schedules/index.html. Accessed February 2, 2021.

Sharma NC, Efstratiou A, et al. Diphtheria. Nat Rev Dis Primers. 2019;5(1):81.

Td (tetanus, diphtheria) VIS. Centers for Disease Control and Prevention website. Available at: https://www.cdc.gov/vaccines/hcp/vis/vis-statements/td.html. Accessed February 2, 2021.

Tdap (tetanus, diphtheria, pertussis) VIS. Centers for Disease Control and Prevention website. Available at: https://www.cdc.gov/vaccines/hcp/vis/vis-statements/tdap.html. Accessed February 2, 2021.



Last reviewed September 2020 by David L. Horn, MD, FACP
Last Updated: 2/2/2021

EBSCO Information Services is fully accredited by URAC. URAC is an independent, nonprofit health care accrediting organization dedicated to promoting health care quality through accreditation, certification and commendation.

This content is reviewed regularly and is updated when new and relevant evidence is made available. This information is neither intended nor implied to be a substitute for professional medical advice. Always seek the advice of your physician or other qualified health provider prior to starting any new treatment or with questions regarding a medical condition.

To send comments or feedback to our Editorial Team regarding the content please email us at healthlibrarysupport@ebsco.com. Our Health Library Support team will respond to your email request within 2 business days.

Copyright ©  EBSCO Information Services
All rights reserved.
Privacy Policy | Editorial Policy