angioleiomyoma angioleiomyoma angioleiomyoma (vascular leiomyoma, angiomyoma) of the skin is thought to arise from vascular smooth muscle, and is generally acquired. "angiomyoma" redirects here. for the myxoid tumor, see angiomyxoma. angioleiomyomaangioleiomyoma, smooth muscles encircling dilatated blood vesselsspecialtyoncology, rheumatology