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"The blue catheter" - case report.

J V F Lima1, M D S da Costa2, S Cavalheiro2

  • 1Federal University of São Paulo, São Paulo, Brazil. jvflima@huhsp.org.br.

Child'S Nervous System : Chns : Official Journal of the International Society for Pediatric Neurosurgery
|March 1, 2024
PubMed
Summary
This summary is machine-generated.

Ventriculoperitoneal shunts can malfunction, sometimes indicated by unusual catheter coloration. This case highlights a rare blue discoloration in a shunt, aiding diagnosis in a multidrug-resistant bacterial infection.

Keywords:
ChildrenInfectionNeurosurgeryVentriculoperitoneal

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Area of Science:

  • Neurosurgery
  • Infectious Diseases
  • Medical Device Complications

Background:

  • Ventriculoperitoneal shunts are common for cerebrospinal fluid diversion, but complications like abdominal pseudocysts occur in 5-47% of cases.
  • Managing shunt complications, especially with multidrug-resistant bacteria, presents significant clinical challenges.
  • Standard diagnostic methods for shunt dysfunction may not always be sufficient.

Observation:

  • A patient with a ventriculoperitoneal shunt presented with a multidrug-resistant bacterial infection.
  • During exteriorization surgery, the shunt catheter exhibited an unusual blue coloration.
  • This blue discoloration has been previously noted in urinary tract infections but not in central nervous system shunt pathologies.

Findings:

  • The blue coloration of the ventriculoperitoneal shunt catheter served as an atypical diagnostic indicator.
  • This observation suggests a potential link between specific bacterial infections and shunt catheter appearance.
  • The case demonstrates an unusual presentation of shunt dysfunction.

Implications:

  • The blue catheter coloration may represent a novel, visually diagnostic sign for specific shunt infections.
  • This finding could lead to earlier or alternative diagnostic approaches for ventriculoperitoneal shunt complications.
  • Further research is warranted to explore the mechanism and diagnostic utility of catheter discoloration in CNS infections.