This is a photomicrograph of scabies feces in skin scrapings. This material is thought to cause an allergic-type reaction which may be responsible for the intense itching. The itching may persist long after the scabies mites are killed because the dead eggs and mite feces remain in the skin.
Review Date 9/30/2019
Updated by: Michael Lehrer, MD, Clinical Associate Professor, Department of Dermatology, University of Pennsylvania Medical Center, Philadelphia, PA. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.