Autoimmune Pancreatitis Type 2: Diagnostic Utility of PD-L1 Immunohistochemistry.
Published on Jul 1, 2019in The American Journal of Surgical Pathology6.394
· DOI :10.1097/PAS.0000000000001282
Background:Autoimmune pancreatitis (AIP) encompasses a heterogenous disease group that includes IgG4-related type 1 AIP and non–IgG4-related type 2 AIP. Clinically and on imaging, type 2 AIP mimics type 1 AIP, other forms of chronic pancreatitis and pancreatic ductal adenocarcinoma (PDAC); therefore