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Comprehensive Notes
Detailed notes covering the FRCS ORL-HNS curriculum, written by ENT surgeons, mapped to the ISCP syllabus.
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A 68-year-old woman being investigated for a sinonasal malignancy becomes acutely breathless on the ward and requires 40% oxygen. Her arterial blood gas shows: PaO2 7.2 kPa (normal 11-13), PaCO2 3.4 kPa (normal 4.7-6.0), pH 7.49 (normal 7.35-7.45), HCO3- 24 mmol/L (normal 22-26) and base excess +1 (normal -2 to +2). How is this gas best interpreted?
Notes mapped to the ISCP 2021 curriculum