A Rare Case of Acute Myeloblastc Leukemia With Blast Count Less Than 20% in Bone Marrow

One of the diagnostic criteria for Acute Myeloblastic Leukemia (AML) is the presence of 20% myeloid blasts in peripheral blood or bone marrow. Some cases with recurrent cytogenetic abnormalities also fall in this category with blast cell count less than 20%. Thus, in the presence of these genetic ab...

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Main Authors: Pardis Nematollahi, Behnaz Sabaghi, Alireza Moafi
Format: Article
Language:English
Published: Tehran University of Medical Sciences 2019-07-01
Series:Case Reports in Clinical Practice
Subjects:
Online Access:https://crcp.tums.ac.ir/index.php/crcp/article/view/210
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author Pardis Nematollahi
Behnaz Sabaghi
Alireza Moafi
author_facet Pardis Nematollahi
Behnaz Sabaghi
Alireza Moafi
author_sort Pardis Nematollahi
collection DOAJ
description One of the diagnostic criteria for Acute Myeloblastic Leukemia (AML) is the presence of 20% myeloid blasts in peripheral blood or bone marrow. Some cases with recurrent cytogenetic abnormalities also fall in this category with blast cell count less than 20%. Thus, in the presence of these genetic abnormalities, the patients are classified as AML regardless of blast cell count. One of these genetic heterogeneities is t(8; 21) (q22, q22.1) which is more commonly seen in children and young adults. In this study, a 14-year-old boy is reported with a final diagnosis of AML, which was presented with fever and bicytopenia, clinically suspicious for acute leukemia. Laboratory results reported less than 20% blasts in bone marrow aspiration smears but genetic alteration t(8; 21) (q22, q22.1) was detected by molecular exams.
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spelling doaj.art-72990d563b2e4e928966f8469ffc6e992022-12-22T03:20:56ZengTehran University of Medical SciencesCase Reports in Clinical Practice2538-26832538-26912019-07-014110.18502/crcp.v4i1.1298A Rare Case of Acute Myeloblastc Leukemia With Blast Count Less Than 20% in Bone MarrowPardis Nematollahi0Behnaz Sabaghi1Alireza Moafi2Department of Hematopathology, Shiraz University of Medical Sciences, Shiraz, Iran. AND Department of Pathology, School of Medicine, Cancer Prevention Research Center, Isfahan University of Medical Sciences, Isfahan, Iran.Department of Pathology, School of Medicine, Isfahan University of Medical Sciences, Isfahan, IranDepartment of Pediatric Hematology and Oncology, School of Medicine, Isfahan University of Medical Sciences, Isfahan, Iran.One of the diagnostic criteria for Acute Myeloblastic Leukemia (AML) is the presence of 20% myeloid blasts in peripheral blood or bone marrow. Some cases with recurrent cytogenetic abnormalities also fall in this category with blast cell count less than 20%. Thus, in the presence of these genetic abnormalities, the patients are classified as AML regardless of blast cell count. One of these genetic heterogeneities is t(8; 21) (q22, q22.1) which is more commonly seen in children and young adults. In this study, a 14-year-old boy is reported with a final diagnosis of AML, which was presented with fever and bicytopenia, clinically suspicious for acute leukemia. Laboratory results reported less than 20% blasts in bone marrow aspiration smears but genetic alteration t(8; 21) (q22, q22.1) was detected by molecular exams.https://crcp.tums.ac.ir/index.php/crcp/article/view/210Acute myeloblastic leukemiaBone marrow examinationCytogenetic abnormality
spellingShingle Pardis Nematollahi
Behnaz Sabaghi
Alireza Moafi
A Rare Case of Acute Myeloblastc Leukemia With Blast Count Less Than 20% in Bone Marrow
Case Reports in Clinical Practice
Acute myeloblastic leukemia
Bone marrow examination
Cytogenetic abnormality
title A Rare Case of Acute Myeloblastc Leukemia With Blast Count Less Than 20% in Bone Marrow
title_full A Rare Case of Acute Myeloblastc Leukemia With Blast Count Less Than 20% in Bone Marrow
title_fullStr A Rare Case of Acute Myeloblastc Leukemia With Blast Count Less Than 20% in Bone Marrow
title_full_unstemmed A Rare Case of Acute Myeloblastc Leukemia With Blast Count Less Than 20% in Bone Marrow
title_short A Rare Case of Acute Myeloblastc Leukemia With Blast Count Less Than 20% in Bone Marrow
title_sort rare case of acute myeloblastc leukemia with blast count less than 20 in bone marrow
topic Acute myeloblastic leukemia
Bone marrow examination
Cytogenetic abnormality
url https://crcp.tums.ac.ir/index.php/crcp/article/view/210
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