RT Journal Article T1 Carcinosarcoma of the extrahepatic bile duct: an unusual cause of obstructive jaundice. A1 Moreno Moraleda, Isabel A1 Delgado Maroto, Ana A1 Barrientos Delgado, Andrés A1 López González, José AB In relation to the article published in this journal by Guzmán describing a case of ampulla of Vater carcinosarcoma, we present a case of extrahepatic bile duct carcinosarcoma. A neoplasm described in different anatomical locations with an exceptional origin in the bile duct. SN 1130-0108 YR 2021 FD 2021 LK http://hdl.handle.net/10668/16701 UL http://hdl.handle.net/10668/16701 LA en DS RISalud RD Apr 5, 2025