Hookworm - Ancylostoma caninum:

This is a photograph of a hookworm on the lining of the intestine. (Image courtesy of the Centers for Disease Control and Prevention.)
- Reviewed last on: 9/28/2008
- Jatin M. Vyas, PHD, MD, Instructor in Medicine, Harvard Medical School, Assistant in Medicine, Division of Infectious Disease, Massachusetts General Hospital. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.