Duinslaeger L, Vierendeels T, Wylock P
J Hand Surg Am. 1987 Jul;12(4):624-7. doi: 10.1016/s0363-5023(87)80223-x.
Two patients with vascular leiomyomas of the hand are reported. These lesions are probably not as rare as the literature suggests. There are three pathologic types--solid, cavernous, and venous type tumors. All are composed of smooth muscle bundles surrounding vascular channels.