Rosacée acantholytique du front et du cuir chevelu chez un malade atteint de maladie de Hailey-Hailey

The site of rosacea on the bald area of the scalp in males is described in the literature, and when present, is probably enhanced by exposure to UV radiation. In this patient, the histological features were interpreted as histopathologically equivalent to Köbner phenomenon.