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Table 2 Most frequent genomic aberrations (>20%) in 28 estrogen receptor-positive invasive ductal carcinomas

From: Genomic alterations identified by array comparative genomic hybridization as prognostic markers in tamoxifen-treated estrogen receptor-positive breast cancer

Gain (core*)

Frequency (%)†

Loss (core)

Frequency (%)

1q21.1-q44 (q32.1)

50.0–71.4

6q11.1-q27 (q14.1-16.3)

28.6–42.9

17q23.2-q25.3 (q23.3)

57.1–67.9

11q13.5-q24.3 (q21-24.3)

21.4–42.9

8q11.21-q24.3 (q24.11)

42.9–64.3

13q12.11-q33.3 (q13.2-14.3)

25.0-39.3

17q12-q22 (q12-21.1)

35.7–53.6

1p32.3-p13.3 (p22.3-21.1)

21.4–32.1

8p12-p11.1 (p11.21)

35.7–42.9

4q12-q35.2 (q13.1-34.3)

21.4–32.1

19p13.3-p13.11 (p13.12-13.11)

35.7–39.3

22q11.21-q12.3 (q11.21)

25.0–32.1

19q12-q13.42 (q12-13.2)

35.7–39.3

3p21.1-p13 (p14.3-14.1)

21.4–28.6

20q11.21-q13.33 (q13.13-13.32)

25.0–39.3

4p15.32-4p12

28.6

5p15.33

35.7

6p12.3-p11.2 (p12.3)

25.0–28.6

16p13.3-p11.2

35.7

9p24.3-p21.2 (p22.3-21.2)

21.4–28.6

3q24-q29 (q29)

21.4–32.1

5q21.2-q21.3

25.0

22q11.21-q13.33 (q11.21)

21.4–32.1

8p23.2-p21.1 (8p22-21.1)

21.4-25.0

1p36.33-p35.3 (1p36.33)

21.4–28.6

11p15.5-p15.2 (p15.4-15.2)

21.4-25.0

9q33.3-q34.3 (q34.11-34.3)

25.0–28.6

11p11.2-p11.12

25.0

20p11.22-p11.21 (p11.21)

25.0–28.6

14q24.3-q31.3 (q31.1-31.3)

21.4–25.0

11q13.3

25.0–28.6

10q23.31-q25.3

21.4

1p35.3

25.0

17p13.3-p11.2

21.4

5p15.32-p12 (p13.2-13.1)

21.4–25.0

22q13.2-13.33

21.4

13q34

25.0

  

16q24.3

25.0

  

3q12.1-q13.33

21.4

  

7q22.1

21.4

  

7q36.3

21.4

  

17p11.2

21.4

  
  1. *Region of the highest frequency of alteration within a given range of gain or loss regions
  2. †Percentage of patients who have gain/loss. When an aberration covers more than one BAC clone, and the frequencies are uneven across the BAC clones, the minimum and maximum frequencies are shown.