Kerion Quiz
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Reviewed By:
Yukiko Ueda, MD (Dermatology)
Dr. Ueda graduated from the Niigata University School of Medicine and trained at the University of Tokyo Medical School. She is currently a clinical assistant professor at the Department of Dermatology, Jichi Medical University, and holds several posts in the dermatology departments at Kyoto Prefectural University of Medicine, Komagome Hospital, University of Tokyo, and the Medical Center of Japan Red Cross Society.
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With an easy 3-min questionnaire, Ubie's AI-powered system will generate a free report on possible causes.
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People with these symptoms also use Ubie's symptom checker to find possible causes
There is a lumpy skin and pus
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Pus on the epigastric region
I think alopecia areata
Front part of the hairline is moving back
New hair has stopped growing recently
Circular bald patches
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Learn more about Kerion
Content updated on Nov 2, 2022
What is kerion?
A kerion is an abscess that appears as a large, spongy lump full of pus and that is caused by inflammtion due to fungal infection. Commonly seen on the scalp, but can develop anywhere. Anyone can be affected, but most commonly seen in children. Infection can spread through physical contact, sharing hairbrushes, towels, bedding, etc.
Symptoms of kerion
Bumps containing pus
Hair loss
Skin redness or red bumpy rashes
Questions your doctor may ask to check for kerion
Your doctor may ask these questions to diagnose kerion
Do you have bumps on your skin with pus?
Have you felt that you are losing more hair recently?
Do you have red skin or red spots on the skin?
Treatment for kerion
Antifungal drugs are usually prescribed, to be taken orally. Antifungal soaps and shampoos may be useful to reduce risk of spreading to other members of the household. If bacterial infection is also present, antibiotics may be prescribed.
Diseases related to Kerion
References
John AM, Schwartz RA, Janniger CK. The kerion: an angry tinea capitis. Int J Dermatol. 2018 Jan;57(1):3-9. doi: 10.1111/ijd.13423. Epub 2016 Oct 1. PMID: 27696388.
https://onlinelibrary.wiley.com/doi/10.1111/ijd.13423
Grijsen ML, de Vries HJC. Kerion. CMAJ. 2017 May 23;189(20):E725. doi: 10.1503/cmaj.160665. PMID: 28536129; PMCID: PMC5436964.
https://www.cmaj.ca/content/189/20/E725
Reviewed By:
Yukiko Ueda, MD (Dermatology)
Dr. Ueda graduated from the Niigata University School of Medicine and trained at the University of Tokyo Medical School. She is currently a clinical assistant professor at the Department of Dermatology, Jichi Medical University, and holds several posts in the dermatology departments at Kyoto Prefectural University of Medicine, Komagome Hospital, University of Tokyo, and the Medical Center of Japan Red Cross Society.
Just 3 minutes.
Developed by doctors.
Ubie is supervised by 50+ medical experts worldwide
Seiji Kanazawa, MD, PHD
Obstetrics and gynecology (OBGYN)
National Center for Child Health and Development, Japan