Clinical changes in "true" hobnail hemangioma during menstruation.

Hobnail hemangioma (HH) was known in the past as targetoid hemosiderotic hemangioma (THH). We present a case that meets the criteria of HH in a 34-year-old woman. The lesion presented as a reddish papule on her left hip. It changed periodically during menstruation and the changes included. The biopsy showed the characteristics of a typical HH with moderate iron deposits. Immunohistochemical staining failed to demonstrate either estrogen or progesterone receptors (Fig. 1, Ref. 15). Full Text (Free, PDF) www.bmj.sk.