Sunday, December 15, 2019

Answer to Case 573

Answer to the Parasite Case of the Week 573: Giardia duodenalis (a.k.a. G. lamblia, G. intestinalis) cysts

This is the third time I've seen this finding in an anal pap smear - each time it was an unexpected, incidental finding. Despite this being a stain not commonly used in the parasitology laboratory, all of the key morphologic features including the nuclei, central axonemes, and curved median bodies, can be seen.

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