Sunday, April 23, 2017

Case of the Week 443

This week's case was donated by Dr. Tom Grys. The patient is an immunocompromised man with hemophagocytic lymphohistiocytosis (HLH) and fever. He reports travel throughout the United States and Italy. Bone marrow biopsy revealed the following:



Identification?





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8 comments:

  1. UnknownApril 23, 2017 at 2:26 PM

    Leishmaniasis, from Trypanosoma!

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  2. NateApril 23, 2017 at 3:49 PM

    Likely Leishmania infantum with the history and epidemiology.

    ReplyDelete
  3. UnknownApril 23, 2017 at 3:53 PM

    Leishmaniasis

    ReplyDelete
  4. Kathy Murray Leisure, MDApril 23, 2017 at 4:10 PM

    Loaded with amastigotes from visceral leishmaniasis. L infantum from Italy? Excellent photomicrographs.

    ReplyDelete
  5. AnonymousApril 24, 2017 at 7:02 PM

    A beautiful case of Leishmania infection. The amastigotes are typical of the genus.

    Florida Fan

    ReplyDelete
  6. William SearsApril 24, 2017 at 9:11 PM

    Leishmaniasis amastigote

    ReplyDelete
  7. AnonymousApril 25, 2017 at 4:40 PM

    LEISH!

    ReplyDelete
  8. UnknownApril 26, 2017 at 10:28 AM

    Intracellular amastigotes of Leishmania spp.

    ReplyDelete