oa Southern African Journal of Anaesthesia and Analgesia - Airway obstruction following mandibular surgery - a case report : scientific letter

Volume 14, Issue 3
  • ISSN : 2220-1181
  • E-ISSN: 2220-1173



Upper airway obstruction may be due to loss of muscle tone of the upper airway, with mechanical obstruction from the tongue, or foreign bodies such as teeth, dentures, secretions or tumours present in the airway. Loss of skeletal muscle tone of the upper airway is related to the inhibition of the gamma motor neuron system, which results in relaxation of the tongue and pharyngeal constrictor muscles.

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