HAEM5:Acute basophilic leukaemia: Difference between revisions

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Ashwini Yenamandra PhD FACMG

==WHO Classification of Disease==

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|Not Recommended

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No consistent chromosomal abnormalities have been reported in ABL due to its rarity<ref name=":3">Yenamandra A, et al., (2014). Acute basophilic leukemia, a rare subset of de novo AML with an abnormal tetraploid karyotype. JSM Cell Dev Biol 2(1):1007.  Available online at <nowiki>https://www.academia.edu/28924195/Editorial_Article_Acute_Basophilic_Leukemia_a_Rare_Subset_of_De_Novo_AML_with_an_Abnormal_Tetraploid_Karyotype</nowiki>.</ref><ref name=":4">{{Cite journal|last=Dastugue|first=N.|last2=Duchayne|first2=E.|last3=Kuhlein|first3=E.|last4=Rubie|first4=H.|last5=Demur|first5=C.|last6=Aurich|first6=J.|last7=Robert|first7=A.|last8=Sie|first8=P.|date=1997|title=Acute basophilic leukaemia and translocation t(X;6)(p11;q23)|url=https://www.ncbi.nlm.nih.gov/pubmed/9233581|journal=British Journal of Haematology|volume=98|issue=1|pages=170–176|doi=10.1046/j.1365-2141.1997.1562968.x|issn=0007-1048|pmid=9233581}}</ref><ref name=":5">{{Cite journal|last=Quelen|first=Cathy|last2=Lippert|first2=Eric|last3=Struski|first3=Stephanie|last4=Demur|first4=Cécile|last5=Soler|first5=Gwendoline|last6=Prade|first6=Nais|last7=Delabesse|first7=Eric|last8=Broccardo|first8=Cyril|last9=Dastugue|first9=Nicole|date=2011|title=Identification of a transforming MYB-GATA1 fusion gene in acute basophilic leukemia: a new entity in male infants|url=https://www.ncbi.nlm.nih.gov/pubmed/21474671|journal=Blood|volume=117|issue=21|pages=5719–5722|doi=10.1182/blood-2011-01-333013|issn=1528-0020|pmid=21474671}}</ref>.  Rearrangement of MYB/GATA1 with t(X;6)(p11;q23) has been reported in four male infants<ref name=":4" /><ref name=":5" />.  The fusion gene leads to downregulation of ''MYB'', upregulation of ''GATA1'', and commits myeloid cells to the granulocyte lineage and blocks their differentiation<ref name=":4" /><ref name=":5" />.

* Chromosomal Rearrangements (Gene Fusions)

* Individual Region Genomic Gain/Loss/LOH

* Gene Mutations (SNV/INDEL)}}</blockquote>

This disease is prognostically unfavorable and may have unique therapeutic complications, including anaphylaxis and life threatening cardiac involvement.  A low remission rate and short survival are characteristic of ABL<ref name=":0" /><ref name=":3" /><ref name=":4" />.

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Not applicable.

!Chromosomal Pattern

!Molecular Pathogenesis

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|<span class="blue-text">EXAMPLE:</span>''EGFR''

|}Note: A more extensive list of mutations can be found in [https://www.cbioportal.org/ <u>cBioportal</u>], [https://cancer.sanger.ac.uk/cosmic <u>COSMIC</u>], and/or other databases. When applicable, gene-specific pages within the CCGA site directly link to pertinent external content.

Not applicable.

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The molecular mechanism is not completely understood.

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==Notes==

          

<nowiki>*</nowiki>''Citation of this Page'': “Acute basophilic leukaemia”. Compendium of Cancer Genome Aberrations (CCGA), Cancer Genomics Consortium (CGC), updated {{REVISIONMONTH}}/{{REVISIONDAY}}/{{REVISIONYEAR}}, <nowiki>https://ccga.io/index.php/HAEM5:Acute_basophilic_leukaemia</nowiki>.