Case of the Week 582

By Bobbi Pritt, M.D. • February 26, 2020

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This week's case was kindly donated by Monica Jarvis and Liliana Arias. The patient is a young child who lives on a family farm. The mother noticed "worms" in the child's stool and submitted them to the laboratory for identification. What's the identification?

Read Dr. Pritt's blog, Parasite Wonders, and submit your answers, comments, and questions. Also, visit her website ParasiteWonders.com, which hosts an archive of classic images from cases Dr. Pritt posted going back to 2007 (in an easy-to-search "A through Z" format) and also offers a flashcard feature.

Answer to Case 582:

Dipylidium caninum proglottid and eggs

Bobbi Pritt, M.D.

Bobbi Pritt, M.D., is Director of the Clinical Parasitology Laboratory in Mayo Clinic's Department of Laboratory Medicine and Pathology. Her research interests are in clinical parasitology, vector-borne diseases, trainee education, and appropriate test utilization.