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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
7
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pubmed:dateCreated |
1989-12-21
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pubmed:abstractText |
A 62-year-old man was admitted to our hospital with exertional dyspnea. On admission, neither hepatosplenomegaly nor lymphadenopathy were noted. Laboratory data revealed anemia (Hb, 4.8 g/dl), leukopenia (2,800 microliters) and a normal platelet count (21 X 10(4)/microliters). The immature blast cells in the peripheral blood were 15%, which increased to 32% during his clinical course. On cytochemical studies, the blast cells had no staining with peroxidase, alpha-naphthyl-butyrate esterase and PAS, although acid phosphatase was positive. More than 58% of the blasts were identified as being of megakaryocytic lineage by platelet peroxidase and by tests with monoclonal GP IIb/IIIa antibody. Bone marrow biopsy disclosed marked fibrosis. However, the patient constantly had normal counts of platelets ranging from 21 X 10(4) to 63 X 10(4)/microliters. This case provides evidence that the megakaryocytic leukemias can be categorized into two types, which are characterized by either undifferentiated or differentiated megakaryocytic leukemia cells.
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pubmed:language |
jpn
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:status |
MEDLINE
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pubmed:month |
Jul
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pubmed:issn |
0485-1439
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
30
|
pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
1084-8
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pubmed:dateRevised |
2008-11-21
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pubmed:meshHeading |
pubmed-meshheading:2810795-Cell Differentiation,
pubmed-meshheading:2810795-Humans,
pubmed-meshheading:2810795-Leukemia, Megakaryoblastic, Acute,
pubmed-meshheading:2810795-Male,
pubmed-meshheading:2810795-Megakaryocytes,
pubmed-meshheading:2810795-Middle Aged,
pubmed-meshheading:2810795-Primary Myelofibrosis,
pubmed-meshheading:2810795-Thrombocytosis
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pubmed:year |
1989
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pubmed:articleTitle |
[Megakaryocytic leukemia with thrombocytosis].
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pubmed:publicationType |
Journal Article,
English Abstract,
Case Reports
|