From: Diagnostic utility of p53 and CK20 immunohistochemical expression grading urothelial malignancies
CK20 expression | Muscularis propria invasion | P-value | ||
---|---|---|---|---|
Present | Absent | Muscularis propria not present | ||
Negative | 2 (2.8%) | 9 (12.8%) | 1 | |
Focal positive | 4 (5.7%) | 15 (21.4%) | 12 | 0.18* |
Diffuse positive | 11 (15.7%) | 29 (41.4%) | 10 | |
Total | 17 (24.3%) | 53 (75.7%) | 23 |