Source:http://linkedlifedata.com/resource/pubmed/id/18417213
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Predicate | Object |
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rdf:type | |
lifeskim:mentions | |
pubmed:issue |
11
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pubmed:dateCreated |
2008-7-23
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pubmed:abstractText |
Acute megakaryocytic leukemia is a rare form of acute myelogenous leukemia and may occur either de novo or by transformation of a preexisting myelodysplastic or myeloproliferative process including blast crisis of chronic myeloid leukemia (CML). Megakaryocytic blast crisis as the presenting manifestation of CML is extremely rare. We describe such a patient with no prior hematologic disease who presented with acute megakaryoblastic leukemia and extramedullary involvement, in whom the leukemic cells carried the BCR-ABL1 translocation as part of a complex karyotype. Using targeted sequential fluorescence in situ hybridization (T-FISH) technique, we detected two copies of BCR-ABL1 fusion gene in the leukemic blasts while the neutrophils carried a single copy of BCR-ABL1 fusion gene, thereby proving the origin of the megakaryoblastic leukemia from a previously undiagnosed CML clone. Blast crisis as a presenting manifestation of CML is rare and detecting clonal evolution of acute leukemia by specialized cytogenetic techniques may have important diagnostic and therapeutic implications.
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pubmed:commentsCorrections | |
pubmed:language |
eng
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pubmed:journal | |
pubmed:citationSubset |
IM
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pubmed:chemical | |
pubmed:status |
MEDLINE
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pubmed:month |
Nov
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pubmed:issn |
0145-2126
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pubmed:author | |
pubmed:issnType |
Print
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pubmed:volume |
32
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pubmed:owner |
NLM
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pubmed:authorsComplete |
Y
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pubmed:pagination |
1770-5
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pubmed:dateRevised |
2010-8-10
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pubmed:meshHeading |
pubmed-meshheading:18417213-Blast Crisis,
pubmed-meshheading:18417213-Fusion Proteins, bcr-abl,
pubmed-meshheading:18417213-Humans,
pubmed-meshheading:18417213-In Situ Hybridization, Fluorescence,
pubmed-meshheading:18417213-Leukemia, Megakaryoblastic, Acute,
pubmed-meshheading:18417213-Leukemia, Myelogenous, Chronic, BCR-ABL Positive,
pubmed-meshheading:18417213-Male,
pubmed-meshheading:18417213-Megakaryocytes,
pubmed-meshheading:18417213-Middle Aged,
pubmed-meshheading:18417213-Translocation, Genetic
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pubmed:year |
2008
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pubmed:articleTitle |
Megakaryocytic blast crisis as a presenting manifestation of chronic myeloid leukemia.
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pubmed:affiliation |
Department of Pathology and Laboratory Medicine, David Geffen School of Medicine at UCLA, Los Angeles, CA 90095, United States. spullarkat@mednet.ucla.edu
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pubmed:publicationType |
Journal Article,
Case Reports
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