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.
Linda J. Vorvick, MD, Medical Director, MEDEX Northwest Division of Physician Assistant Studies, University of Washington School of Medicine. Also reviewed by Kevin Berman, MD, PhD, Atlanta Center for Dermatologic Disease. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.