1 | ⩽2 | ⩽5/50 | Stomach: benign |
Small intestine: benign |
2 | 2–5 | ⩽5/50 | Stomach: very low malignant potential |
Small intestine: low malignant potential |
3a | 5–10 | ⩽5/50 | Stomach: very low malignant potential |
Small intestine: malignant potential |
3b | >10 | ⩽5/50 | Stomach: low–moderate malignant potential |
Small intestine: malignant potential |
4 | ⩽2 | >5/50 | Stomach: uncertain |
Small intestine: malignant potential |
5 | 2–5 | >5/50 | Stomach: low-moderate malignant potential |
Small intestine: malignant potential |
6a | >5 | >5/50 | Stomach: malignant potential |
6b | >10 | >5/50 | Small intestine: malignant potential |