[Ectopic Pancreas in Gallbladder: A Case Report and Review of the Literature].

Heterotopic pancreas in the gallbladder is a rare and asymptomatic lesion, which has been identified in patients with cholelithiasis or other diseases of the biliary tract, being an incidental diagnosis so far reported by histopathological diagnosis. Forty-one cases have been reported in the world literature, so it would correspond to the number 42; described for the first time since 1916 by Otschkin the fourth at a national level and the first reported at the state level.We present a female patient in the fourth decade of life. With biliary colic secondary to acute chronic cholecystitis by clinical and ultrasound, the histopathological diagnosis was ectopic pancreas in the gallbladder wall, acute chronic cholecystitis, and pure cholesterol lithiasis.