EVD ICP Rise Troubleshooting — FRCA Final MCQ

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ModerateIntensive Care MedicineEVD ICP Rise TroubleshootingFRCA Final

EVD in situ for TBI: ICP suddenly 15→35 mmHg, EVD not draining. Most likely cause?

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Correct answer: D — EVD blockage from blood clot/debris

Sudden ICP rise + EVD stops draining = catheter occlusion (blood clot, protein, brain tissue). Flush EVD (aseptic, small volume), check for kinks. If fails: urgent CT to exclude new haemorrhage, hydrocephalus, malposition.

Reference: SBNS – 2023 – EVD management guidelines