Angiomatosis, Bacillary

**Definition:** A reactive vascular proliferation that is characterized by the multiple tumor-like lesions in skin, bone, brain, and other organs. Bacillary angiomatosis is caused by infection with gram-negative Bartonella bacilli (such as BARTONELLA HENSELAE), and is often seen in AIDS patients and other IMMUNOCOMPROMISED HOSTS.

**Tree numbers:** - C01.150.252.400.126.100.075 - C01.150.252.819.150 - C01.800.720.150 - C14.907.077.060 - C17.800.838.765.150 - C17.800.862.060

**Synonyms:** - Angiomatosis, Bacillary Epithelioid - Angiomatosis, Epithelioid - Bacillary Angiomatosis