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خرید پکیج
تعداد آیتم قابل مشاهده باقیمانده : 3 مورد
نسخه الکترونیک
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Predictors of difficult mask ventilation

Predictors of difficult mask ventilation
  • Older age (adult)
  • Male sex
  • Obesity
  • Edentulous
  • Facial hair (especially beard)
  • Mallampati oropharyngeal class 3 or 4
  • Inability to protrude the mandible
  • Short thyromental distance
  • Snoring (indication of OSA)
  • Abnormal neck anatomy
Risk of difficult mask ventilation increases with greater number of predictors.
OSA: obstructive sleep apnea.
Information from:
  1. Langeron O, Masso E, Huraux C, et al. Prediction of difficult mask ventilation. Anesthesiology 2000; 92:1229.
  2. Kheterpal S, Healy D, Aziz MF, et al. Incidence, predictors, and outcome of difficult mask ventilation combined with difficult laryngoscopy: a report from the multicenter perioperative outcomes group. Anesthesiology 2013; 119:1360.
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