European Journal of Dermatology


sQUIZ your knowledge! An asymptomatic hyperkeratotic erythematous violaceous nodule in an adolescent Volume 33, numéro 5, September-October 2023


  • Figure 1.
Resident of Department of Dermatology, Centro Hospitalar Universitário do Porto, Porto, Portugal

A 14-year-old male presented with an asymptomatic hyperkeratotic firm erythematous violaceous nodule, measuring approximately 1.5x1 cm on the thenar eminence of his right hand (figure 1A). The lesion, initially diagnosed as a wart by the general practitioner, had a suspicious clinical presentation, which led to the decision to perform a biopsy. Histopathological examination revealed an organized neoplasm composed of epithelioid cells arranged in infiltrating clusters and cords, occupying the full [...]