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Characteristics of 38 patients with residual intraductal papillary mucinous neoplasm (IPMN)
| Residual IPMN status | n = 38 | Progression to invasive cancer |
|---|---|---|
| Positive margin onlya, n (%) | 8 (21) | 1b |
| Radiographic lesion only, n (%) | 23 (61) | – |
| Positive margin and radiographic lesiona, n (%) | 7 (18) | – |
All positive margins were low grade
This patient had a low-grade positive margin within the main pancreatic duct
