Type 2 autoimmune pancreatitis associated with severe ulcerative colitis:Three case reports

BACKGROUND Type two autoimmune pancreatitis is a rare and difficult to diagnose, steroid responsive non-Ig G4 inflammatory pancreatopathy that can be associated with inflammatory bowel disease.CASE SUMMARY This case series describes three cases with varied clinical presentations and representations of autoimmune pancreatitis, and all associated with an aggressive course of ulcerative colitis. The pancreatopathy was independent of bowel disease activity and developed in one case following colectomy.CONCLUSION Clinician awareness about this condition is important to allow early diagnosis, treatment and avoid unnecessary pancreatic surgery.