| Session: Mast cell disease |
| Case number: 234 |
Submitter(s): H. F. Horny
Clinical history
Pancytopenia without circulating blast cells; no organomegalie
Details of gross/microscopic pathology:
Diffuse (""AHNMD"") and focal (SM) bone marrow infiltration
Immunophenotype (flow cytometry/immunohistochemistry):
Blast cells: CD34+, Tdt(+), MPO+; Mast cells: tryptase+, KIT+, CD25+
Cytogenetics:
Molecular analysis:
D816V-positive
Interesting feature(s) of submitted case:
Proposed diagnosis:
SM-HNMD (SM-AMLM1)
Panel diagnosis:
agree with proposed diagnosis
Comments:
Images:
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