Leishmaniasis, mexicana - lesion on the cheek:

Parasites 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.
- Reviewed last on: 10/30/2007
- David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.