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Neuronavigation and Laparoscopy Guided Ventriculoperitoneal Shunt Insertion for the Treatment of Hydrocephalus
Published on: October 14, 2022
Ascites in ventriculoperitoneal shunt
Raj Kumar1, Surbhi Sahay, Bandana Gaur
1Department of Neurosurgery, Sanjay Gandhi Postgraduate Institute of Medical Sciences & King George's Medical College, Lucknow, U.P. India. rajkumar@sgpgi.ac.in
Insights
Ascites following cerebrospinal fluid (CSF) shunt placement can occur due to various factors including tumor metastasis, excessive CSF production, or infection. Prompt surgical intervention and shunt repositioning are crucial for managing this complication in children.
Area of Science:
- Pediatric Neurosurgery
- Neuro-oncology
- Pediatric Gastroenterology
Background:
- Ventriculoperitoneal shunts are commonly used to treat hydrocephalus in children.
- Ascites and abdominal pseudocysts are known complications of CSF shunting.
- Identifying the underlying causes of ascites post-shunt is critical for effective management.
Observation:
- This study retrospectively analyzed four pediatric cases of ascites developing after ventriculoperitoneal shunt placement.
- The onset of ascites varied from 6 months to 1 year and 2 months post-shunt insertion.
- The primary etiologies for hydrocephalus included thalamic glioblastoma, choroid plexus papilloma, post-tubercular meningitis, and craniopharyngioma.
Findings:
- Etiologies for ascites included peritoneal metastasis from thalamic glioblastoma, excessive CSF production by choroid plexus papilloma, shunt infection, and craniopharyngioma-induced excessive CSF production.
- Each case presented unique challenges related to the underlying intracranial lesion and shunt function.
Implications:
- The findings highlight the diverse etiologies of ascites following CSF diversion in pediatric patients with intracranial lesions.
- Management strategies involve addressing the primary cause of ascites, such as peritoneal metastasis or infection, alongside shunt revision.
- This emphasizes the need for a multidisciplinary approach in managing complex pediatric neurosurgical cases with shunt-related complications.
Objective:
To fetch out the factors responsible for ascites, following shunt CSF diversion in cases of intracarnial lesions. Four children developing ascites/abdominal psuedocyst following ventriculoperitoneal shunt were analyzed to see the factors responsible for such complication.
Methods:
Records of 4 cases developing ascites were studied retrospectively. These children developed ascites at 8 months, 6 months, 1 year and 1 year 2 months interval following their shunt installation.
Results:
The primary etiology of hydrocephalus was demonstrated as thalamic glioblastoma, choroid plexus papillomas of third ventricle, post tubercular meningitis hydrocephalus and suprasellar craniopharyngioma.
Conclusion:
The proposed etiology of ascites in these cases was peritoneal metastasis from thalamic glioblastoma through ventriculoperitoneal shunt in first case, excessive production of CSF by choroid plexus papilloma in second, infection in the third case and craniopharyngioma causing excessive production of CSF in the fourth child. All the children were treated by reasonable laparotomy and fenestration of cyst along with the repositioning of shunt tip at another site.
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