John Libbey Eurotext

European Journal of Dermatology

Residents’corner July 2012. sQUIZ your knowledge! Volume 22, numéro 4, July-August 2012

Auteurs
Department of Dermatology and Centre for Blistering Diseases, UMC Groningen, AB21 Postbus 30.001, 9700 RB Groningen, The Netherlands

ejd.2012.1783 Auteur(s) : Katarzyna Karolak, Marcel F Jonkman Department of Dermatology and Centre for Blistering Diseases, UMC Groningen, AB21 Postbus 30.001, 9700 RB Groningen, The Netherlands A 15-year old male, skin phototype IV was seen in our polyclinic with a dark brown mark. Examination revealed a paraumbilical, hyperpigmented, reticulate, non-blanching macule, 3 × 5 cm (figure 1). The lesion was painless, non-pruritic and not progressive. Our patient had no past skin conditions, no [...]