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Published on: February 28, 2025
Primary radical surgery or preoperative drainage? A clinical decision framework for pediatric choledochal cysts
Zhenhua Yang1, Peng Wu1, Jun Zhou1
1Department of General Surgery, Children's Hospital of Nanjing Medical University, Nanjing, China.
Insights
A new risk score helps predict poor outcomes in children with complicated choledochal cysts (CDC) undergoing surgery. This tool aids in choosing between primary radical surgery and preoperative drainage, improving patient stratification.
Area of Science:
- Pediatric Surgery
- Gastroenterology
- Surgical Risk Assessment
Background:
- The management of complicated choledochal cysts (CDC) in children often involves subjective decisions between primary radical surgery (PRS) and preoperative drainage (PD).
- Objective preoperative risk stratification is needed to guide treatment choices for pediatric CDC patients.
Purpose of the Study:
- To develop and validate an objective preoperative risk framework for children with complicated choledochal cysts.
- To identify key predictors of severe complications and surgical difficulty in pediatric CDC patients.
Main Methods:
- A retrospective review of 454 pediatric patients with CDCs was conducted.
- Logistic regression was used to build a prediction model for severe complications (Clavien-Dindo ≥II).
- A simplified 11-point risk score was derived from a composite outcome analysis including inflammation score, intrahepatic duct dilatation, and hemoglobin.
Main Results:
- Severe complications occurred in 6.3% of PRS patients.
- Intrahepatic duct dilatation and an inflammation score ≥2 were significant predictors of severe complications.
- The 11-point risk score stratified patients into low (5.5%), medium (13.6%), and high-risk (18.3%) groups for poor outcomes.
Conclusions:
- A preliminary preoperative risk score utilizing three variables can identify children at higher risk of adverse outcomes following primary radical surgery for choledochal cysts.
- This risk assessment tool requires external validation and should complement, not replace, clinical judgment in treatment decisions.
Background:
For children with complicated choledochal cyst (CDC), the decision between primary radical surgery (PRS) and preoperative drainage (PD) remains subjective. We aimed to develop an objective preoperative risk framework to inform this choice.
Methods:
A retrospective, single-center review of 454 children with CDCs was conducted. The primary outcome was disease-related severe complications (Clavien-Dindo ≥ II). A prediction model for severe complications was built using logistic regression. A sensitivity analysis used a composite outcome that also included extreme surgical difficulty (prolonged operative time plus prolonged hospital stay). A point score was derived from the composite-outcome analysis.
Results:
Severe complications occurred in 24 of 380 PRS patients (6.3%). Intrahepatic duct dilatation (OR 3.58, P = 0.005) and inflammation score ≥2 (OR 2.35, P = 0.058) were the main predictors. In the composite-outcome analysis (50 events), a simplified 11-point score (inflammation score, intrahepatic dilatation, hemoglobin) stratified patients into low- (0 points, 5.5%), medium- (1-3 points, 13.6%) and high-risk (≥4 points, 18.3%) groups. PD patients (n = 74) had a higher predicted risk of suboptimal outcome if they had undergone PRS (19.2% vs. observed 13.2% in PRS, P < 0.001).
Conclusions:
A preliminary risk score using three preoperative variables can help identify children at higher risk of poor outcome after PRS. The tool requires external validation and should support, not replace, clinical judgment.
Study Level Of Evidence:
Level III.
Type Of Study:
Diagnostic/Prognostic.
