A 21-year-old woman comes to the university health clinic ...

Fast food restaurant questions on the USMLE should always make you think about E. Coli 0157:H7 (choice D). This is a strain of E. coli obtained by eating undercooked hamburger meat. There is typically a latent period between 24-72 hours followed by a severe hemorrhagic colitis with fevers and abdominal pain. ................
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