Case of the Week 620
This week's case is a nice straight-forward one because - spoiler alert - we are going to have a really fun challenge from Idzi Potters next week to start off our new year. The following worm was found during a routine colonoscopy. What's the identification? For 'extra credit' - which end is anterior? And is this a male or female?
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 620:
Trichuris trichiura, a.k.a. "whipworm".