Crab lice:

This photograph shows pubic lice clinging to individual hairs (the small, whitish specks). The reddish, crusted areas with scabs (excoriated areas) are caused by scratching. (Image courtesy of the Centers for Disease Control and Prevention.)
- Reviewed last on: 10/16/2006
- Michael S. Lehrer, MD, Department of Dermatology, University of Pennsylvania Medical Center, Philadelphia, PA. Review provided by VeriMed Healthcare Network.