LA Toxicity Early Management — FRCA Final MCQ

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ModerateGeneral AnaesthesiaLA Toxicity Early ManagementFRCA Final

After interscalene block with 20 mL 0.375% ropivacaine, the patient develops perioral tingling, tinnitus, and confusion. Most appropriate first action?

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Correct answer: C — Call for help and manage ABC

Early LAST (perioral tingling, tinnitus, confusion = CNS excitatory phase). First action per AA 2020 LAST guidelines: call for help and manage ABC. Lipid emulsion started early but ABC takes priority. Intralipid bolus 1.5 mL/kg followed by 15 mL/kg/h infusion.

Reference: Association of Anaesthetists – 2020 – Management of severe local anaesthetic toxicity