Autoimmune pancreatitis (AIP) is a unique type of chronic pancreatitis in which
pathogenesis involves autoimmune mechanisms. 1, 2 Contrary to ordinary chronic
pancreatitis, AIP responds well to corticosteroids. 1, 3, 4 However, diagnostic uncertainty
because of its mimicry of pancreatobiliary malignancies often has led to pancreatic resection
for this benign disease. 5-8 If AIP is properly diagnosed, it can be treated without laparotomy
or pancreatic resection. However, clinicians also must remain aware that AIP is still a very …