TABLE 2.
Chromosomal Aberration |
Low-Grade IPMNs (n = 7) |
Moderate Grade IPMNs (n = 5) |
High Grade Dysplasia or Invasion (n = 8) |
% in Non-Low Grade (total) (n = 13) |
---|---|---|---|---|
Loss of 2 | 0 | 1 | 4 | 38.5 |
Loss of 4q | 0 | 1 | 5 | 46.2 |
Loss of 5q | 0 | 2 | 5 | 53.8 |
Loss of 6q | 0 | 4 | 6 | 76.9 |
Gain of 7 | 0 | 4 | 4 | 61.5 |
Loss of 8p | 0 | 2 | 4 | 46.2 |
Loss of 10q | 0 | 3 | 5 | 61.5 |
Loss of 11q | 0 | 3 | 5 | 61.5 |
Loss of 13q | 0 | 3 | 4 | 53.8 |
Loss of 15q | 0 | 2 | 4 | 46.2 |
Loss of 18q | 0 | 2 | 5 | 53.8 |
Gain of 19q | 0 | 0 | 4 | 30.8 |
Loss of 22q | 0 | 4 | 3 | 53.8 |
Overview of frequent chromosomal aberrations (prevalence of ≥50% within each group).