pancreaticoduodenectomy

noun

pan·​cre·​at·​i·​co·​du·​o·​de·​nec·​to·​my -ˌd(y)ü-ə-ˌdē-ˈnek-tə-mē, -d(y)u̇-ˌäd-ə-ˈnek-tə-mē 

plural pancreaticoduodenectomies

: partial or complete excision of the pancreas and the duodenum

called also pancreatoduodenectomy