John Libbey Eurotext

European Journal of Dermatology

DeRmpath & Clinic: Onychopapilloma Volume 27, issue 3, May-June 2017


  • Figure 1
Dermatology Department,
Hospital Edouard Herriot,

A 38-year-old Caucasian man presented with a brownish asymptomatic longitudinal band on the left thumbnail, which had appeared following trauma one year before. Physical examination revealed a 2-mm wide, longitudinal erythematous band (erythronychia), associated with longitudinal splinter haemorrhages (figure 1A). Close examination of the distal edge of the nail plate showed subungual hyperkeratosis (figure 1B). Dermoscopic examination revealed erythronychia originating from the lunula with a pointed [...]