Table 1. Comparison of PTEN IHC and PTEN FISH results across all cases with available data.
n (%) | ambiguous IHC | PTEN IHC intact | PTEN IHC loss heterogeneous | PTEN IHC loss homogeneous |
---|---|---|---|---|
PTEN FISH normal | 280 (8%) | 3098 (83%) | 74 (2%) | 293 (8%) |
PTEN FISH heterozygous deletion | 18 (4%) | 146 (33%) | 23 (5%) | 250 (57%) |
PTEN FISH homozygous deletion | 17 (3%) | 86 (16%) | 24 (4%) | 423 (77%) |