Invasive Intraductal Papillary Mucinous Carcinomas of the Pancreas

In Brief Introduction: Intraductal papillary mucinous neoplasms (IPMNs) are being increasingly recognized, and often harbor cancer. Lymph node metastases are an important prognostic factor for patients with invasive intraductal papillary carcinoma (I-IPMC), but the role of lymph node ratio (LNR) in predicting survival after surgery for I-IPMC is unknown. Methods: The combined databases from the Surgical Department of Massachusetts General...