Main Entry: bacillary angiomatosis Function: noun : a disease esp. of the skin that occurs in immunocompromised individuals, that is characterized by reddish elevatedlesions often surrounded by a scaly ring, that may spread to produce a more widespread systemic disorder, and that is caused by either of two bacteria of the genus Bartonella (B.henselae and B. quintana) called also epithelioid angiomatosis
bacillary angiomatosisn. A skin disease characterized by raised, red lesions, caused by bacterial infection in individuals with weakened immune systems, and treatable with antibiotics, although potentially fatal if untreated.