TY - GEN AU - Chiang,Austin L AU - Hornick,Jason L AU - Sahni,V Anik AU - Clancy,Thomas E AU - Ryou,Marvin TI - Autoimmune Pancreatitis Presenting as Multifocal Masses, Diagnosed on Ampullary Biopsy SN - 1536-4828 PY - 2017///0314 KW - Ampulla of Vater KW - pathology KW - Autoimmune Diseases KW - diagnosis KW - Biopsy KW - Diagnosis, Differential KW - Endoscopic Ultrasound-Guided Fine Needle Aspiration KW - Humans KW - Male KW - Middle Aged KW - Pancreatic Neoplasms KW - Pancreatitis KW - Tomography, X-Ray Computed N1 - Publication Type: Case Reports; Letter UR - https://doi.org/10.1097/MPA.0000000000000581 ER -