Acute recurrent pancreatitis: An autoimmune disease?

Table 1 Diagnostic criteria for autoimmune pancreatitis released by the Japan Pancreas Society

Criteria	Definition
I Imaging criterion	Diffuse narrowing of the main pancreatic duct with an irregular wall (more than 1/3 length of the entire pancreas) and enlargement of the pancreas
II Laboratory criterion	Abnormally elevated levels of serum gammaglobulin and/or IgG, or the presence of autoantibodies
III Histopathologic criterion	Marked lymphoplasmacytic infiltration and dense fibrosis

For diagnosis, criterionImust be present, together with criterion II and/ or III.