Severe deviation of septum like s shaped or c shaped along with increase in size of the structure called turbinates,will lead to snoring and sleep disturbances

Any type of physical obstruction causes sleep apnoea

Gross DNS is merely one and most obvious types of the upper airway obstruction that contributes to Sleep Apnoea. However only a Polysomnography along with a Dynamic Sleep MRI or a Drug induced Sleep Endoscopy(DISE) will give a Surgeon trained to manage Sleep Disordered Breathing, to customise the exact surgical solution for each individual patient.

It scan cause depending upon the degree or severity of dns

DNS is an well known cause of obstructive sleep apnea. Internet cannot provide you authentic information. Plz avoid refering

Depends on the amount of DNS. SEVERE DEVIATION OF NASAL SEPTUM can cause or aggravate sleep apnea.