Histopathology of the endometrium
| Groups | Histopathology | Number | Grade (number) |
|---|---|---|---|
| Benign endometrium | |||
| (I) Tamoxifen | Endometrial polyps | 18 | |
| Adenomatous hyperplasia | 1 | ||
| Cystic atrophy | 16 | ||
| (II) No tamoxifen | Endometrial polyps | 3 | |
| Simple hyperplasia | 1 | ||
| Proliferative endometrium | 3 | ||
| Atrophic endometrium | 17 | ||
| Endometrial cancer | |||
| (III) Tamoxifen | Papillary serous carcinoma | 2 | |
| Endometrioid adenocarcinoma | 13 | ||
| Grade 1 (8) | |||
| Grade 2 (2) | |||
| Grade 3 (3) | |||
| (IV) No tamoxifen | Papillary serous carcinoma | 2 | |
| Endometrioid adenocarcinoma | 49 | ||
| Grade 1 (29) | |||
| Grade 2 (16) | |||
| Grade 3 (4) |