The clinical signs normally present as nasal discharge, facial swelling and in major cases, partial or total obstruction of the nasal airway can result.

Prior to the operation, breathing primarily occurs through the nasal airways.

Septoplasty and turbinate surgery may improve the nasal airway.

Often a doctor's assessment of a perfectly patent nasal airway might differ with a patient's complaint of an obstructed nose.

In the narrow (leptorrhine) nose, this is the narrowest portion of the nasal airway.

Polyps may protrude from the sinus into the nasal passage and partially or completely block the nasal airway.

Obstructed nasal airways: Partially blocked nasal passages require extra effort to transfer air through them while sleeping.

Obstructed nasal airways: Some people snore only during allergy seasons or when they have a sinus infection.

He described that a long term adenoid hypertrophy will cause an obstruction of the nasal airways.

Allergic rhinitis is an allergic inflammation of the nasal airways.