This is a photograph of a head louse emerging from an egg. Head lice have become an increasing problem in schools and day care centers. Some grade schools have started programs to examine children for head lice.
Review Date 1/1/2020
Updated by: Neil K. Kaneshiro, MD, MHA, Clinical Professor of Pediatrics, University of Washington School of Medicine, Seattle, WA. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.