Creepy Dreadful Wonderful Parasites

A parasitologist's view of the world

Monday, September 26, 2011

Case of the Week 177

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The following images are sections of a formalin-fixed paraffin-embedded gastric biopsy. No further history is available. (CLICK ON IMAGES ...
2 comments:
Sunday, September 25, 2011

Answer to Case 177

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Answer: Worm causing anisakiasis; either Pseudoterranova decipiens or Contracaecum spp. This diagnosis is based on: 1. The size of the wo...
Monday, September 19, 2011

Case of the Week 176

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The following objects were seen in cross-section in an appendix from a 14 year old girl with abdominal pain. Identification? (CLICK ON IMAG...
8 comments:
Sunday, September 18, 2011

Answer to Case 176

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Answer: Enterobius vermicularis (pinworm) cross-sections This is a classic histologic appearance of E. vermicularis in cross-section. The ...
Sunday, September 11, 2011

Case of the Week 175

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The following objects were seen in unstained fluid aspirated from a liver cyst and sent to microbiology. The beautiful images were taken by...
4 comments:
Saturday, September 10, 2011

Answer to Case 175

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Answer: Echinococcus spp. protoscoleces Shown here are multiple protoscoleces (larval tapeworms) of Echinococcus spp. The most common spec...
Monday, August 29, 2011

Case of the Week 174

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The following were found in a vacant ski lodge which had not been occupied in several months. Identification? (CLICK ON IMAGE TO ENLARGE) ...
5 comments:
Sunday, August 28, 2011

Answer to Case 174

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Answer: Bat bugs Congratulations to all of my readers who got this right! I thought this might be a tricky case since bat bugs share many ...
Monday, August 22, 2011

Case of the Week 173

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The following sections are from a skin biopsy of an itchy flank rash. Identification? (H&E, 40x original magnification) H&E...
3 comments:
Sunday, August 21, 2011

Answer to Case 173

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Answer: Scabies caused by the microscopic mite Sarcoptes scabiei . This mite burrows into the superficial layers of the epidermis and de...
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