Creepy Dreadful Wonderful Parasites

A parasitologist's view of the world

Monday, October 31, 2011

Case of the Week 182

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For this week's case, I thought you might enjoy seeing a 'potpourri of parasites' from a stool concentrate wet preparation. Whic...
5 comments:
Sunday, October 30, 2011

Answer to Case 182

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Answer: Ova of Ascaris lumbricoides (upper center/right), Trichuris trichiura (left), and Taenia species (bottom, center/right). The eggs...
Monday, October 24, 2011

Case of the Week 181

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The following were incidental findings on seen on intestinal biopsies. Diagnosis? (CLICK ON IMAGES TO ENLARGE) x20 original magnification x...
3 comments:
Sunday, October 23, 2011

Answer to Case 181

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Answer: Whipworm ( Trichuris trichiura ) Shown in this case are sections of a round worm in the colonic mucosa. The presence of cross-sect...
Monday, October 17, 2011

Case of the Week 180

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The below photographs are of H&E stained sections from an orchiectomy specimen. The patient is a Californian man with a complaint of ...
4 comments:
Sunday, October 16, 2011

Answer to Case 180

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Answer: Adult filarial worm, female Differential diagnosis includes Brugia and Wuchereria species, including zoonotic Brugia. Additional hi...
Monday, October 10, 2011

Case of the Week 179

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This week's case is somewhat challenging. The following objects were seen on a peripheral blood film from a patient who recently immigra...
3 comments:
Sunday, October 9, 2011

Answer to Case 179

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Answer: Loa loa The key features shown in this case are the presence of a non-staining sheath (below) , correct size range, and nuclei tha...
Monday, October 3, 2011

Case of the Week 178

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The following is a concentrated stool specimen stained with a modified acid fast stain. The patient had reported to his physician after a w...
10 comments:
Sunday, October 2, 2011

Answer to Case 178

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Answer: Cyclospora cayetanesis oocysts The size, history, and strong acid fast positivity are consistent with a diagnosis of cyclosporiasis...
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