Periungual wart - Nail and Distal Digit
Alerts and Notices
Synopsis

Warts involving the nails are fairly common in children. Warts of all kinds reach their peak prevalence in childhood and adolescence. Risk factors include atopic dermatitis, immunosuppression, nail biting, and nail picking.
In adults, warts are especially common among transplant patients and in individuals immunosuppressed due to human immunodeficiency virus infection (HIV), malignancy, or medications. They are also common in adults who do wet work, as well as in nail biters and nail pickers. There is a subset of ungual warts due to HPV 16 and 18 that are at higher risk of transforming into squamous cell carcinoma.
Codes
ICD10CM:B07.8 – Other viral warts
SNOMEDCT:
43021004 – Periungual wart
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Diagnostic Pearls
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Differential Diagnosis & Pitfalls
- Periungual callosities
- Acquired digital fibrokeratoma
- Bowen disease (squamous cell carcinoma in situ)
- Squamous cell carcinoma
- Tuberculosis verrucosa (prosector's wart, butcher's nodule)
- Epidermal nevi
- Lichen planus
- Foreign body granuloma
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Management Pearls
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Therapy
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References
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Last Reviewed:05/13/2018
Last Updated:06/20/2018
Last Updated:06/20/2018