Efficacy and Safety of Surgical Treatment for Type IVa CBD
Trial Parameters
Brief Summary
This study is a multicenter, bidirectional cohort study aimed at continuously enrolling patients with biliary dilatation from 25 medical centers in China. It will collect comprehensive life-cycle data from the cohort to establish a Chinese cohort for IVa biliary dilatation (BD). Based on this cohort, the study seeks to compare the perioperative risks, long-term outcomes, and quality of life of type IVa BD following surgical treatment, to establish standardized surgical treatment strategies for type IVa BD.
Eligibility Criteria
Inclusion Criteria: 1. Patients who have been diagnosed with Todani type IVa BD. 2. Patients aged between 0 and 80 years old, regardless of gender. 3. First-time receipt of surgery. Exclusion Criteria: 1. With abnormal intrapancreatic bile duct 2. Inappropriate Roux-loop length (outside the range of 40-60 cm for adults and 15-30 cm for children) 3. With non-relevant surgical interventions 4. Pathologically confirmed carcinogenesis 5. Unresolved choledocholithiasis, bile duct stenosis, and Intrahepatic bile duct stones during the procedure. 6. Unavailable follow-up information.