Obstructive sleep apnoea Flashcards
what is obstructive sleep apnoea?
Obstructive sleep apnoea (OSA) is characterised by episodes of complete or partial upper airway obstruction during sleep. Episodic airway obstruction is usually associated with oxyhaemoglobin desaturations and arousals from sleep. The symptoms of sleep apnoea include chronic snoring, insomnia, gasping and breath holding, unrefreshing sleep, and daytime sleepiness
what are come common physical features of a patient with obstructive sleep apnoea?
Obesity, retro- or micrognathia, oropharyngeal narrowing, and macroglossia are common physical features.
how is obstructive sleep apnoea diagnosed?
Diagnosis is established using clinical evaluation plus polysomnography or portable sleep tests.
how is obstructive sleep apnoea treated?
Positive airway pressure or oral appliances are non-invasive treatment options.
In patients unable to adhere to medical therapy or with discrete anatomical sites of obstruction, soft tissue and/or skeletal surgery may be selected for treatment of obstructive sleep apnoea.
