Preoperative Biliary Drainage for the Lower Malignant Obstructive Jaundice: A Phase III, Randomized, Controlled, Single Center Study.
Patients with the lower malignant obstructive jaundice divided into two groups:early
surgery, preoperative biliary drainage + surgery.
Allocation: Randomized, Endpoint Classification: Efficacy Study, Intervention Model: Parallel Assignment, Masking: Open Label, Primary Purpose: Treatment
the difference in postoperative morbidity
the difference in postoperative morbidity between two groups (preoperative biliary drainage or early surgery (without preoperative biliary drainage))
12 weeks postoperation
Song Tian qiang, doctor
Tianjin Medical University Cancer Institute and Hospital
China: Ethics Committee