OverviewParasites are deposited in the skin by the bite of a sand-fly. These parasites (leishmania) produce a local sore at the site of the bite and migrate throughout the body, causing tissue destruction at distant sites.
Update Date 9/1/2013
Updated by: Jatin M. Vyas, MD, PhD, Assistant Professor in Medicine, Harvard Medical School; Assistant in Medicine, Division of Infectious Disease, Department of Medicine, Massachusetts General Hospital. Also reviewed by David Zieve, MD, MHA, Bethanne Black, and the A.D.A.M. Editorial team.