This Week in Parasitism
TWiP is a monthly netcast about eukaryotic parasites. Vincent Racaniello, Dickson Despommier, and Daniel Griffin, science Professors from Columbia University, deconstruct parasites, how they cause illness, and present a case study each episode for your solution.

The TWIPniks solve the case of the Man With Diarrhea and 100 Micron Objects In Stool, and discuss the reticulocyte receptor for Plasmodium vivax.

Hosts: Vincent Racaniello, Dickson Despommier, and Daniel Griffin

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Links for this episode:

Case Study for TWiP 146

27 yo male lawyer comes NY area to be seen, has 4 cm ulcer on right foot. Painless, has raised borders, minimal surrounding erythema. Going on for quite a while. Initially was papule, enlarged, ulcerated, this enlarged and has been more than 4 weeks. No past med probs, allergic to penicillin but just upset his stomach. No meds. Social habits: drinking. Own apt in NYC. Travel: 1 month before papule was whitewater rafting in Costa Rica, noticed when he got back. Wore sandals, got lots of insect bites. Afebrile, normal BP, fit athletic young man. Non tender lesion, base is red, white fibrous coating. Border raised but not undermined. No surrounding swelling, no eschar over wound, open non healing.

Send your case diagnosis, questions and comments to twip@microbe.tv

Music by Ronald Jenkees

Direct download: TWiP146.mp3
Category:Science -- posted at: 8:36am PST

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