bacillary angiomatosis

n.
  1. 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.
The American Heritage® Stedman's Medical Dictionary Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.