Spontaneous Twin Internal Fistulae: A Rare Complication of Acute Pancreatitis.

Spontaneous internal fistulae (cystocolonic, cystogastric and cystoenteric) have been described as potential complications of severe acute pancreatitis with pseudocyst or walled off necrosis (WON). Ours is possibly the first ever report of double internal fistulae (pancreatico-gastric and pancreatico-colonic) occurring as a spontaneous complication of acute pancreatitis.