How is managemnt in CA pancreas Jx?

Found PreOp. , unresectable Dz No Bypass , DO ERCP with stenting Found Intraop. , unresectable Dz Go-on Bypass , not ERCP Found Intraop. , unresectable Dz with s/p stent Do Bypass , if possible Choledochojejunostomy : procedure of choice Cholecystojejunostomy : may do if Poor performance , unable to do prolong Surgery Patent Cystic duct and common duct above lesion.