PathWays Case Study: Sept. 6

 

Shown below is an iron-hematoxylin stain of a concentrated fecal preparation with characteristic protozoan cysts. The cysts measure approximately 10 to 12 micrometers in greatest dimension.

updated-Iodamoeba2

 

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Bobbi Pritt, M.D.
Vice Chair of Education, Department of Laboratory Medicine
Consultant, Division of Clinical Microbiology
Mayo Clinic
Associate Professor of Laboratory Medicine and Pathology,
Mayo Clinic College of Medicine
Follow her on Twitter: @parasitegal

apriljosselyn

April Josselyn

April Josselyn is a Marketing Associate at Mayo Medical Laboratories. She is the editor of Mayo Clinic PathWays and supports corporate communications strategies and internal communications. She has worked at Mayo Clinic since 2012. Outside of work, April enjoys the outdoors and being "hockey mom" for her two sports-crazed boys.

Responses

Excellent case and pictures. Thanks !

The correct answer is Iodamoeba butschlii.

I answered the question

Staining is good

I got it right to. I saw parasites (helminth) with formed stool.

Could you please refreshed us on where this organism is found, typical and atypical symptoms, demographics and such? I haven’t seen this one for a while and would appreculiate a few more refresher points. Thanks!

GRACIAS POR TANTA ENSEÑANZA, LOS CONOZCO HACE 45 AÑOS GRACIAS

gracias por tano acervo cultural de laboratorio

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