Subungual Bleeding 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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Learn more about Subungual bleeding
Content updated on Sep 20, 2022
What is subungual bleeding?
This is a purplish discoloration of the nails as a result from bleeding under the nail. This is caused by direct trauma.
Symptoms of subungual bleeding
Change in nail color
Black/blue/brown spots or moles, on the skin and lining of the mouth
Questions your doctor may ask to check for subungual bleeding
Your doctor may ask these questions to diagnose subungual bleeding
Has your nail color changed?
Are there black, blue, or brown spots on the skin or elsewhere? (Including moles)
Treatment for subungual bleeding
Treatment is usually unnecessary. If it is very painful, a small procedure can be done (best within 48 hours) to release the blood pooled underneath the nails. In some cases, the nail may become warped or fall off, before regrowing naturally.
View the symptoms of Subungual bleeding
Diseases related to Subungual bleeding
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.
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Seiji Kanazawa, MD, PHD
Obstetrics and gynecology (OBGYN)
National Center for Child Health and Development, Japan