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Wednesday, 08 August 2018 17:15

The parasitic devil is in the details - TWiP 156

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Published in TWiP

The TWiP crew solves the case of the Ecuadorian with Immunodeficiency and Chronic Diarrhea, and discuss oral transmission of Chagas disease in mice.

Hosts: Vincent Racaniello, Dickson Despommier, and Daniel Griffin

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Case Study for TWiP 156

While on ID consultant service on LI during July, asked to see woman in late 70s admitted for fever, confusion, diarrhea. 2-3 days of abdominal pain, nausea, vomiting. Week prior was a family party, drank two large glasses Scotch. Had watery, nonbloody diarrhea 4-5 times per day; vomiting 2-3 times/day. Developed 103F fever, headache, lost appetite, 4-5 days did not eat. Hospitalized. No one else in party became ill. 2005 had episode of turning yellow after visiting Nepal. No surgeries, no allergies, no diseases running in family. ITP on prednisone, other drugs listen to podcast as well as PMH. Social history: worked in retail shop in Kathmandu, retired. Born west Bengal India, moved to Kathmandu as teenager, lived until 50s in nice part of town. Moved to LI 25 years ago, returns periodically to Nepal, last in 2017 for 2 months. Earlier this month had done 3 day camping trip with family on LI in tents. Brought water to drink, no contact with animals. Belly: small liver on percussion, no enlarged spleen, fluid wave, belly distended, white count elevated 38,000, no eosinophils. CAT scan of belly: cirrhotic liver, some acidic fluid. Notice intracellular ring forms less than 4% on smear.

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

Music by Ronald Jenkees

Vincent Racaniello

Vincent Racaniello, Ph.D. is Professor of Microbiology at Columbia University Medical Center. As principal investigator of his laboratory, he oversees the research that is carried out by Ph.D. students and postdoctoral fellows. He also teaches virology to graduate students, as well as medical, dental, and nursing students.

Vincent entered the world of social media in 2004 with virology blog, followed by This Week in Virology. Videocasts of lectures from his undergraduate virology course are on iTunes University and virology blog. You can find him on WikipediaTwitter, Facebook, and Instagram. His goal is to be Earth’s virology professor. In recognition of his contribution to microbiology education, he was awarded the Peter Wildy Prize for Microbiology Education by the Society for General Microbiology. His Wildy Lecture provides an overview of how he uses social media for science communication.

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