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Head louse infestation - scalp
This is a close-up picture of lice egg sacks (nits) on the hair. They cling to individual hair shafts. (Image courtesy of the Centers for Disease Control and Prevention.)
Update Date: 2/19/2008 Updated by: John E. Duldner, Jr., MD, MS, Assistant Professor of Emergency Medicine, Director of Research, Department of Emergency Medicine, Akron General Medical Center and Northeastern Ohio Universities College of Medicine. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.
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