cases, pancreas Week 478: Case 1 April 26, 2023 pathadmin 1. Presented by Ralph Hruban, M.D. and prepared by Hillary Elwood, M.D.This patient was found to have a markedly dilated duct in the tail of his pancreas. A distal pancreatectomy was performed.Pancreatic intraepithelial neoplasia grade 3 (PanIN-3)High-grade dysplasia, suspect an adjacent invasive carcinomaIntraductal tubulopapillary neoplasmAcinar csytadenoma 1. Presented by Ralph Hruban, M.D. and prepared by Hillary Elwood, M.D.This patient was found to have a markedly dilated duct in the tail of his pancreas. A distal pancreatectomy was performed.