glomus tumor
Nailing the Red Streak: Evaluation of Erythronychia and Novel Insights
Dr. Adam Rubin presented information about the clinical presentation, histopathology, and differential diagnosis of longitudinal erythronychia. The differential diagnosis of longitudinal erythronychia includes onychopapilloma, nail unit acantholytic dyskeratotic acanthoma, glomus tumor, symplastic glomus tumor, arteriovenous malformation, subungual leiomyoma, amelanotic melanoma, and nail unit squamous cell carcinoma. Polydactylous erythronychia may indicate systemic disease. First, Rubin discussed…