cases, liver Week 91: Case 1 April 26, 2023 pathadmin 1. Presented by Pedram Argani, M.D. and prepared by Jeffrey Seibel, M.D. Ph.D.37-year-old female with an abdominal mass.CholangiocarcinomaFocal nodular hyperplasiaHepatocellular carcinoma, fibrolamellar type 1. Presented by Pedram Argani, M.D. and prepared by Jeffrey Seibel, M.D. Ph.D.37-year-old female with an abdominal mass.