Squamous cell carcinoma of the biliary tract is a rare disease, comprising just 2% of all biliary malignancies. The exact etiology is poorly understood but believed to be secondary to chronic inflammation. We present a case of a patient with recurrent cholecystitis and cholangitis who developed invasive biliary squamous cell carcinoma.
Keywords: adenosquamous; biliary squamous cell carcinoma; cholangiocarcinoma.
© 2023 The Author(s). Published by Wolters Kluwer Health, Inc. on behalf of The American College of Gastroenterology.