Difficult Mask Ventilation Predictors — FRCA Final MCQ
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Correct answer: E — History of snoring or OSA
Independent predictors: BMI >26, age >55, beard, edentulous, snoring/OSA, Mallampati III-IV. Snoring/OSA is among the strongest — indicates pharyngeal collapsibility under reduced muscle tone. Being edentulous causes difficulty (leave dentures in during mask ventilation).
Reference: Association of Anaesthetists – 2023 – Predicting and managing the difficult airway