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Anaes CasesDepth of anaesthesia & awareness

Anaes Cases · Depth of anaesthesia & awareness

The vaporiser-empty and the light anaesthesia

The short case — the vaporiser-empty (the equipment-failure awareness risk). The alarms (the ETAC low-concentration), the equipment check, the immediate refilling; the awareness risk; the awareness check at the emergence and the follow-up.

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Target exams

ANZCAFRCAABAEDAIC
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Target exams

ANZCAFRCAABAEDAIC
Prompt
The end-tidal volatile alarm sounds low mid-surgery; the vaporiser is found empty. Discuss the prevention and the awareness follow-up.

Presentation

Forty minutes into the laparotomy under the volatile anaesthesia, the end-tidal volatile alarm sounds (ETAC low); the vaporiser is found empty. The vaporiser is refilled; the ETAC restored. Discuss the prevention and the awareness follow-up.

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References1ShowHide
  1. [4]Graham M, et al. Minimizing the Harm of Accidental Awareness Under General Anesthesia: New Perspectives From Patients Misdiagnosed as Being in a Vegetative State. Anesth Analg, 2018.PMID 28922237
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