Fig. 1

Cutaneous plasmacytosis in the patient. The patient presented with red-brown plaques on his face and trunk (a) which were ameliorated by prednisolone therapy. Although the pigmentation of facial lesions remained, redness and swelling improved to some extent (b). Histological examination revealed characteristic findings of cutaneous plasmacytosis (c, d). There was no abnormality in either the stratum corneum or epidermis, but plasma cells infiltrated the dermis. Tx, treatment