S1658 Unusual Presentation of Autoimmune Pancreatitis With Adenocarcinoma of the Head of the Pancreas. (October 2021) - Shrestha, Alok; Multani, Monica; Dam, Andrew; Shenouda, Andrew; Shenouda, George; Sanwal, Chandra; Dongol, Sohan; BSPH; Mohan, Karthik