Angioleiomyoma

Angioleiomyoma
Other names	Angiomyoma, vascular leiomyoma
Angioleiomyoma, smooth muscles encircling dilatated blood vessels
Specialty	Oncology, rheumatology
Symptoms	Pain (with or without tenderness), slow-growing benign mass in the subcutaneous region of the extremities.[1]
Usual onset	Can occur at any age, with a peak in middle age.[2]
Causes	Unknown.
Differential diagnosis	Many, including ganglion cyst, traumatic neuroma, schwannoma, eccrine spiradenoma, angiolipoma, fibroma and synovial sarcoma.
Treatment	Surgical excision.
Frequency	Rare, more common in women.

Angioleiomyoma (vascular leiomyoma, angiomyoma) of the skin is thought to arise from vascular smooth muscle, and is generally acquired.^[3] Angioleiomyomas appear as small (<2 cm), firm, movable, slow growing subcutaneous nodules. Pain is a common symptom. They are most commonly seen on the extremities. The cause of angioleiomyoma is unknown.