Intravascular papillary endothelial hyperplasia (Masson's tumor) of the finger: a case report and review of the literature

Masson's tumor, or intravascular papillary endothelial hyperplasia (IPEH), is a rare benign vascular lesion that can mimic other soft-tissue tumors. We present a case of a 33-year-old woman with a painful digital mass. Excision confirmed IPEH. Literature review identified eight similar cases, highlighting its rarity and diagnostic challenge.