| Site | Number | Average Size mm | Grade 1 | Grade 2 | Grade 3 |
|---|---|---|---|---|---|
| Rectum | 51 | 6 | 41 | 1 | 3 |
| Appendix | 8 | 17 | 6 | 2 | |
| Ileum | 28 | 21 | 24 | 1 | |
| Caecum | 7 | 27 | 6 | 1 | |
| Other | 2 | 20 | 1 | 1 | |
| Transverse colon | 2 | 30 | 2 | ||
| Recto/sigmoid | 1 | 1 | |||
| Sigmoid colon | 3 | 18 | 2 | 1 | |
| Grand Total | 102 | 13 | 80 | 6 | 7 |
53% of the ileal NETs were staged as T3/4 with nodal disease in 78% and metastases in 14%. The TNM assessment of rectal NETs by size is shown in the attached image.