Thursday, September 2, 2010

Big

This is from a blood culture of a 50 year old HIV positive patient who has never been on antiretrovirals, now with a CD4 count of 4 (nadir) who presents with fever, night sweats, abdominal pain, diarrhea, and weight loss. Labs show anemia, elevated alkaline phosphatase, and elevated LDH.

Challenge: Diagnosis?

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3 comments:

  1. citySeptember 2, 2010 at 10:15 PM

    that has to be MAC

    ReplyDelete
  2. ZSeptember 2, 2010 at 10:49 PM

    It looks like acid fast bacilli - TB?

    ReplyDelete
  3. CraigSeptember 6, 2010 at 7:35 PM

    yes acid fast bacilli - mac!
    -
    Big

    This is Mycobacterium avium complex (MAC) infection (the title refers to a Big Mac).

    Sources: UpToDate; Wikipedia.

    ReplyDelete

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