Difference between revisions of "Breast Cancer Table: Recurrent Genomic Alterations Detected by Chromosomal Microarray"

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{| class="wikitable"
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|'''Alteration'''
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|'''Relevant Gene(s)'''
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|'''CGC Evidence Level'''
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|'''Subgroup Association(s)'''
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|-
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|1q gain
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| unknown
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|2
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|Most common copy number alteration, often with 16q loss; all subtypes
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|-
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|8p11.2 amplification
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|''FGFR1'', ''ZNF703''
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|2
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|METABRIC IntClust6, ER positive
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|-
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|8q24 amplification
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|''MYC''
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|2
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|METABRIC IntClust9, ER positive
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|-
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|9p24 amplification
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|''JAK2, CD274, PDCD1LG2''
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|2
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|Enriched in TNBC
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|-
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|10q23.3 loss or LOH
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|''PTEN''
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|2
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|Enriched in TNBC and in lobular carcinoma
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|-
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|11q13-q14 gain / amplification
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|''CCND1'', ''EMS1'', and others
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|2
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|METABRIC IntClust2
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|-
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|16q loss / LOH
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|''CDH1''
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|2
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|METABRIC IntClust2, ER positive
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|-
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|17p loss / LOH
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|''TP53''
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|2
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|TNBC, basal-like intrinsic subtype
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|-
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|17q12 amplification
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|''ERBB2'' (''HER2'')
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|1
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|METABRIC IntClust5, HER2-enriched
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|-
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|17q21 amplification
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|''TOP2A''
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|2
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|METABRIC IntClust5, HER2-enriched
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|-
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|17q23 amplification (“17q distal amplicon”)
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|''RPS6KB'', others
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|2
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|METABRIC IntClust1
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|-
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|19q12
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|''CCNE1''
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|2
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|METABRIC IntClust5; HER2-enriched
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|-
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|20q gain; 20q13 amp
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|''AURKA'', ''GNAS'', ''ZNF217''
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|2
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|METABRIC IntClust1, ER Positive
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|}

Revision as of 14:19, 20 April 2021

Alteration Relevant Gene(s) CGC Evidence Level Subgroup Association(s)
1q gain unknown 2 Most common copy number alteration, often with 16q loss; all subtypes
8p11.2 amplification FGFR1, ZNF703 2 METABRIC IntClust6, ER positive
8q24 amplification MYC 2 METABRIC IntClust9, ER positive
9p24 amplification JAK2, CD274, PDCD1LG2 2 Enriched in TNBC
10q23.3 loss or LOH PTEN 2 Enriched in TNBC and in lobular carcinoma
11q13-q14 gain / amplification CCND1, EMS1, and others 2 METABRIC IntClust2
16q loss / LOH CDH1 2 METABRIC IntClust2, ER positive
17p loss / LOH TP53 2 TNBC, basal-like intrinsic subtype
17q12 amplification ERBB2 (HER2) 1 METABRIC IntClust5, HER2-enriched
17q21 amplification TOP2A 2 METABRIC IntClust5, HER2-enriched
17q23 amplification (“17q distal amplicon”) RPS6KB, others 2 METABRIC IntClust1
19q12 CCNE1 2 METABRIC IntClust5; HER2-enriched
20q gain; 20q13 amp AURKA, GNAS, ZNF217 2 METABRIC IntClust1, ER Positive