Carotid endarterectomy (CEA) under GA

Below is an anaesthetic recipe for carotid endarterectomy under general anaesthetic. They can also be performed under regional.

Pre-op

  • All of these patients have cardiovascular disease
  • Note BP
  • Note pre-existing neurological deficits
  • Anti-platelets always continue

Peri-op

  • Lines
    • 18G cannula
    • Arterial line – awake
  • Drugs
    • Metaraminol infusion titrated to maintain MAP within 20% of normal
    • Short acting opiate – remifentanil ideal
    • Small amount of propofol
    • Atracurium
    • Anti-emetics
  • Head end may be distant- long circuit on anaesthetic machine
    • Either turn table after induction, or have someone to squeeze the bag
  • RAE tube
  • Low normal etCO2 assuming lung disease
  • Heparin when asked by surgeons/ a few minutes before clamping
  • Aim for fast smooth emergence
    • Allows rapid neurological assessment
    • Aim to avoid coughing

Post-op

  • Agree target BP range with surgeons
  • May require HDU for BP control in either direction

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