The Amendment of the Clinical Diagnostic Criteria in Japan (JPS2011) in Response to the Proposal of the International Consensus of Diagnostic Criteria (ICDC) for Autoimmune Pancreatitis

To the Editor Autoimmune pancreatitis (AIP), a distinctive type of pancreatitis, is classified to 2 subtypes by the International Consensus of Diagnostic Criteria (ICDC) for AIP1: type 1 related with IgG4 [lymphoplasmacytic sclerosing pancreatitis, (LPSP)], and type 2 with granulocytic epithelial lesion (idiopathic duct-centric pancreatitis). The former one is suspected to be the pancreatic lesions of IgG4-related diseases.2 The patients with...