NCVP - National Center for Veterinary Parasitology

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  • Home
  • Resources
    • People >
      • Directors and Advisory Board
      • Residents >
        • Boehringer Ingelheim Resident
        • Elanco Resident
        • IDEXX Resident
        • Merck Resident
        • Zoetis Resident
      • NCVP Alums
      • Clinical Parasitology Support
      • Additional Support
      • Sponsors
    • Parasite Image Database >
      • Protozoa
      • Arthropods
      • Nematodes
      • Trematodes
      • Cestodes
      • Acanthocephala
      • Tick-Borne Disease Agents
    • Case of the Month
    • Teaching and Research Materials >
      • Teaching Specimen Request
      • Parasite Jeopardy Games
      • Parasite Videos
    • Online Resources >
      • Parasitology Board Preparation
      • Additional Parasitology Resources
      • Resources for Educators
    • NCVP Board Member Resources
    • NCVP Zoom Backgrounds
    • Residents' Corner
  • News
    • Veterinary Parasitology in the News
    • NCVP Newsletter
  • Opportunities
    • Request for Proposals
    • Residency Application
    • Continuing Education in Parasitology
    • Positions Open in Veterinary Parasitology

Case of the Month

September 2015

 

Roadkill raccoon

A roadkill raccoon from central Texas was submitted for necropsy. These parasites were detected in the pancreatic duct:
Picture
Picture
What is your diagnosis?
Case and photos kindly provided by NCVP Merial resident Dr. Jessica Rodriguez, Texas A&M University.

Answer

This parasite is Eurytrema procyonis, which lives in the pancreatic ducts of raccoons. In the stained histologic images above, small, thick-walled oval eggs can be seen within the bodies of the adult flukes. The first intermediate host of this parasite are land gastropods. The second intermediate host has not been determined, but is hypothesized to be an arthropod that ingests cercariae in extruded sporocysts from snails.

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    Have feedback on the cases or a special case you would like to share? Please email us. We will appropriately credit all submittors for any cases and photos provided.