Subungual Exostosis Quiz
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There is a lump
Reddish skin lumps
There are deformed nails
Red skin bumps
Lumps under skin
Abnormalities in fingernail shape
Yellow skin bumps
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With a free 3-min Subungual Exostosis quiz, powered by Ubie's AI and doctors, find possible causes of your symptoms.
This questionnaire is customized to your situation and symptoms, including the following personal information:
Biological Sex - helps us provide relevant suggestions for male vs. female conditions.
Age - adjusts our guidance based on any age-related health factors.
History - considers past illnesses, surgeries, family history, and lifestyle choices.
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✔ When to see a doctor
✔︎ What causes your symptoms
✔︎ Treatment information etc.
People with similar symptoms also use Ubie's symptom checker to find possible causes
- Depressions on nail
- Bumps on my arm
- Yellowish skin lumps
- Lumps on my wrist
- Pink, bumpy skin
- Broken nail/s
- Lump on the back
- Many skin nodules
- Skin lumps with black dots in the center
- Abnormally shaped fingernails
- Lumps that dangle from the skin
- Raised skin over a surgery scar
- Hard reddish-brown lumps
- Swelling at nail fold
- Pearly nodule
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Try Free Symptom QuizWhat is Subungual Exostosis?
Subungual exostosis is a benign bony outgrowth that occurs under the nail of a toe or finger tip. It often happens after trauma or infection in the area and is most common in children and adolescents.
Typical Symptoms of Subungual Exostosis
- Lumps under the skin
- Red or yellow skin lumps
- Change in nail shape
Diagnostic Questions for Subungual Exostosis
Your doctor may ask these questions to check for this disease:
- Do you have any lumps under your skin?
- Do you have yellow or red lumps/bumps on your skin?
- Did your nail shape change?
Treatment of Subungual Exostosis
To remove subungual exostosis, surgery is performed with the affected toe or finger anesthetized. The bone is scraped clean to prevent future outgrowth.
Reviewed By:
Kent C Doan, MD (Orthopedics)
Dr Doan Graduated from the University of Missouri Kansas City School of Medicine and completed residency training in Orthopedic Surgery at the University of Colorado. He completed additional fellowship training in Orthopedic Sports Medicine at the prestigious Steadman Clinic and Steadman Philippon Research Institute in Vail, Colorado. He is a practicing Orthopedic Surgeon who specializes in complex and revision knee and shoulder surgery at the Kansas City Orthopedic Institute. He also holds an assistant professorship at the University of Kansas City.
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.
Content updated on Mar 31, 2024
Following the Medical Content Editorial Policy
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References
Yousefian F, Davis B, Browning JC. Pediatric Subungual Exostosis. Cutis. 2021 Nov;108(5):256-257. doi: 10.12788/cutis.0380. PMID: 35100532.
https://www.mdedge.com/dermatology/article/248294/pediatrics/pediatric-subungual-exostosisShah SN. Subungual exostosis. Indian J Pathol Microbiol. 2021 Jul-Sep;64(3):598-599. doi: 10.4103/IJPM.IJPM_656_20. PMID: 34341284.
https://www.ijpmonline.org/article.asp?issn=0377-4929;year=2021;volume=64;issue=3;spage=598;epage=599;aulast=ShahVaccaro M, Bartolomeo LD, Cannavo SP. Dupuytren Subungual Exostosis. Indian Pediatr. 2021 Feb 15;58(2):201. PMID: 33632969.
https://www.indianpediatrics.net/feb2021/201.pdfTritto M, Mirkin G, Hao X. Subungual Exostosis on the Right Hallux. J Am Podiatr Med Assoc. 2021 Dec 15;111(6). doi: 10.7547/20-209. PMID: 35294159.
https://japmaonline.org/view/journals/apms/111/6/20-209.xml
Reviewed By:
Kent C Doan, MD (Orthopedics)
Dr Doan Graduated from the University of Missouri Kansas City School of Medicine and completed residency training in Orthopedic Surgery at the University of Colorado. He completed additional fellowship training in Orthopedic Sports Medicine at the prestigious Steadman Clinic and Steadman Philippon Research Institute in Vail, Colorado. He is a practicing Orthopedic Surgeon who specializes in complex and revision knee and shoulder surgery at the Kansas City Orthopedic Institute. He also holds an assistant professorship at the University of Kansas City.
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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