Cutaneous larva migrans is a condition that occurs when dog or cat hookworm larvae migrate through the skin. The migration produces a raised, red, twisting (serpiginous) pattern on the skin.
Review Date 12/24/2020
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, Boston, MA. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.