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Beware of the ventriculogallbladder shunt
V Rajaraman1, R Schlenk, M Schulder
1Division of Neurosurgery, New Jersey Medical School, Newark 07013, USA.
Pediatric Radiology
|May 2, 2000
Summary
A child experienced ventriculoabdominal shunt malfunction due to distal placement in the gallbladder. This rare complication requires surgical awareness for proper revision and to prevent biliary leakage.
Area of Science:
- Pediatric Surgery
- Neurosurgery
- Gastroenterology
Background:
- Ventriculoabdominal shunts are used to treat hydrocephalus by draining excess cerebrospinal fluid.
- The distal end of a ventriculoperitoneal shunt is typically placed in the peritoneal cavity.
- Shunt malfunction can occur due to various reasons, including incorrect placement.
Observation:
- A case of a child with a ventriculoabdominal shunt presenting with distal end malfunction was identified.
- The shunt's distal end was found to be placed within the gallbladder, not the usual peritoneal cavity.
Findings:
- This represents a rare anatomical variation or complication of ventriculoabdominal shunt placement.
- The unusual placement led to shunt malfunction, necessitating surgical intervention.
Implications:
- Surgeons must consider the possibility of non-peritoneal distal shunt placement in pediatric patients.
- Revision surgery for ventriculogallbladder shunts requires specific techniques to manage the gallbladder wall and prevent biliary complications.
- Increased awareness can improve diagnostic accuracy and surgical outcomes for such rare shunt complications.