Trial on the Evaluation of Pylorus-ring in Pancreaticoduodenectomy
Conditions
- Pancreatic Cancer
- Bile Duct Cancer
- Ampullary Cancer
- Duodenal Cancer
- Pancreatitis
Interventions
- PROCEDURE: pylorus-preserving pancreaticoduodenectomy
- PROCEDURE: pylorus-resecting pancreaticoduodenectomy
Sponsor
Wakayama Medical University