A blister is a fluid-filled bump on the skin.
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Blisters have many causes, such as:
Things that may increase the risk of blisters are:
Symptoms of a blister are:
The doctor will ask about your symptoms and health history. A physical exam will be done. Blisters may be diagnosed on appearance.
A blister will often heal without treatment. Sometimes the underlying cause needs to be treated.
Treatment options are:
To lower the risk of a blister:
American Academy of Dermatology
https://www.aad.org
National Institute of Arthritis and Musculoskeletal and Skin Diseases
https://www.niams.nih.gov
Canadian Dermatology Association
https://dermatology.ca
Health Canada
http://www.canada.ca
Abiad M, Kurban M, Abbas O. Recurrent blisters with pain following thermal burn injury to left leg and foot. Int J Dermatol. 2019;58(12):1377-1378.
Blistering skin conditions. DermNet New Zealand website. Available at: https://www.dermnetnz.org/topics/blistering-skin-conditions. Accessed January 29, 2021.
Blisters. Better Health Channel website. Available at: https://www.betterhealth.vic.gov.au/health/conditionsandtreatments/blisters. Accessed January 29, 2021.
Blisters—causes. NHS Choices website. Available at: http://www.nhs.uk/Conditions/Blisters/Pages/Causes.aspx. Accessed January 29, 2021.
Blisters, calluses, and corns. Kids Health—Nemours Foundation website. Available at: http://kidshealth.org/en/kids/blisters.html. Accessed January 29, 2021.
Major burns. EBSCO DynaMed website. Available at: https://www.dynamed.com/condition/major-burns. Accessed on February 18, 2021.
Last reviewed September 2020 by EBSCO Medical Review Board Shawna Grubb, RN Last Updated: 2/18/2021
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