Polypectomy specimens: histological results
| Frequency | Per cent | |
|---|---|---|
| No polyp tissue | 7 | 3.15 |
| Tubular adenoma | 23 | 10.36 |
| Tubulovillous adenoma | 5 | 2.25 |
| Villous adenoma | 1 | 0.45 |
| High grade intraepithelial neoplasia in tubulovillous adenoma | 3 | 1.35 |
| Tubular adenocarcinoma | 5 | 2.25 |
| Papillary adenocarcinoma | 1 | 0.45 |
| Signet ring cell carcinoma | 1 | 0.45 |
| Tubular adenoma+tubular adenocarcinoma | 1 | 0.45 |
| Hyperplastic polyp+tubular adenocarcinoma | 4 | 1.80 |
| Carcinoid tumour | 1 | 0.45 |
| Focal foveolar hyperplasia | 23 | 10.36 |
| Hyperplastic polyp | 131 | 59.01 |
| Peutz-Jeghers polyp | 1 | 0.45 |
| BrunnerÉs gland heterotopia | 2 | 0.90 |
| Inflammatory fibroid polyp | 8 | 3.60 |
| Other non-neoplastic polyps | 5 | 2.25 |
| Total | 222 |