Monday, August 10, 2026

Case of the Week 815

This week's case was generously donated by Dr. Jacob Rattin, a pathology resident at Cleveland Clinic. 

A traveler returning from a lengthy hiking exploration in South America presented with itching, pain, and lesions on the soles of their feet. A skin biopsy was performed with showed the following on hematoxylin and eosin (H&E):

H&E, 25x magnification


H&E, 25x magnification







What is your diagnosis? 
If this is an organism and not artifactual, what structures do you think are present? Is this a male or female?