Margin status | Pancreatic (n = 65) | Ampullary (n = 29) | Biliary (n = 17) | Duodenal (n = 5) |
---|---|---|---|---|
Clear margin | 41 (63%) | 27 (93%) | 16 (94%) | 4 (80 %) |
Positive margin | 24 (37%) | 2 (7%) | 1 (6%) | 1 (20%) |
Anterior margin | 6 | 0 | 1 | 1 |
Posterior margin | 5 | 1 | 0 | 1 |
Medial/SMA margin | 12 | 1 | 1 | 0 |
Pancreatic neck margin | 5 | 0 | 0 | 0 |
R2 (macroscopic margin involvement) | 3 | 0 | 0 | 0 |