Case Report: Pancreatic metastasis as the first presentation of disease recurrence in breast cancer after a 15-year interval

Metastatic neoplastic lesions to the pancreas are extremely rare. In this article, we present the case of a 67-year-old woman who presented with a pancreatic mass as the first presenting following a 15-year disease-free interval from a Stage 1 breast cancer. EUS with FNA was suspicious for pancreatic adenocarcinoma. However, the final diagnosis of metastatic breast cancer was made following open biopsy and subsequent immunohistochemistry...