Upper airway obstruction

external

• Causes

  • Obstructive sleep apnoea syndrome
  • Multinodular goitre
  • Inhaled foreign body
  • Aspiration of gastric contents
  • Recurrent laryngeal nerve palsy
  • Laryngospasm
  • Cavernous haemangioma
  • Laryngocoele

• Effects

  • Chronic airway obstruction
  • Acute hypoxia