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Updated: Jul 12, 2025
Neuronavigation and Laparoscopy Guided Ventriculoperitoneal Shunt Insertion for the Treatment of Hydrocephalus
Published on: October 14, 2022
A scoring system categorizing risk factors to evaluate the need for ventriculoperitoneal shunt in pediatric patients
Zhong-Yin Guo1,2, Zi-An Zhong1, Peng Peng1
1Department of Neurosurgery, Xiangyang Central Hospital, Affiliated Hospital of Hubei University of Arts and Science, Xiangyang, Hubei, China.
Insights
A new scoring system predicts the need for ventriculoperitoneal (VP) shunts in pediatric brain tumor patients. This tool identifies high-risk individuals needing shunts after surgery.
Area of Science:
- Pediatric Neurosurgery
- Oncology
- Medical Device Development
Background:
- Ventriculoperitoneal (VP) shunts are crucial for managing hydrocephalus in pediatric brain tumor patients.
- Predicting the need for VP shunts aids in surgical planning and resource allocation.
- Current methods for predicting VP shunt requirement lack precision.
Purpose of the Study:
- To develop and validate a novel scoring system for predicting the need for ventriculoperitoneal (VP) shunts post-brain tumor resection in pediatric patients.
- Identify independent predictors of VP shunt necessity in this population.
Main Methods:
- A cohort of 416 pediatric patients (≤ 14 years) with brain tumors undergoing surgery was analyzed.
- Patients were randomly assigned to training (n=333) and validation (n=83) cohorts.
- Univariate and multivariate logistic regression identified independent predictors for VP shunt use.
Main Results:
- Key predictors identified: age < 3 years, blood loss, midline tumor location, preoperative hydrocephalus, and total resection.
- The developed scoring system demonstrated high predictive accuracy (AUC = 0.859 in training, 0.971 in validation).
- A score of 6-14 points indicated high risk for VP shunt requirement.
Conclusions:
- A practical scoring system integrating key clinical and operative factors has been developed.
- This tool effectively stratifies pediatric brain tumor patients into low and high risk for VP shunt placement.
- The scoring system offers a valuable aid for surgical decision-making and patient management.
Objectives:
To develop a scoring system based on independent predictors of the need for ventriculoperitoneal (VP) shunt after brain tumor resection in pediatric patients.
Methods:
A total of 416 pediatric patients (≤ 14 years old) with brain tumors who underwent surgery were randomly assigned to the training (n = 333) and validation cohorts (n = 83). Based on the implementation of VP shunt, the training cohort was divided into the VP shunt group (n = 35) and the non-VP shunt group (n = 298). Univariate and multivariate logistic analyses were performed. A scoring system was developed based on clinical characteristics and operative data, and scores and corresponding risks were calculated.
Results:
Age < 3 (p = 0.010, odds ratio [OR] = 3.162), blood loss (BL) (p = 0.005, OR = 1.300), midline tumor location (p < 0.001, OR = 5.750), preoperative hydrocephalus (p = 0.001, OR = 7.044), and total resection (p = 0.025, OR = 0.284) were identified as independent predictors. The area under the curve (AUC) of the scoring system was higher than those of age < 3, BL, midline tumor location, preoperative hydrocephalus, and total resection (0.859 vs. 0.598, 0.717, 0.725, 0.705, and 0.555, respectively; p < 0.001). Furthermore, the scoring system showed good performance in the validation cohort (AUC = 0.971). The cutoff value for predictive scores was 5.5 points, which categorized patients into low risk (0-5 points) and high risk (6-14 points) groups.
Conclusions:
Our scoring system, integrating age < 3, BL, midline tumor location, preoperative hydrocephalus, and total resection, provides a practical evaluation. Scores ranging from 6 to 14 points indicate high risk.
