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Aerosinusitis is an inflammation of the paranasal sinuses that occurs with sudden changes in the barometric pressure of the surrounding air. It is observed in pilots, experimenters in pressure chambers, when working in caissons. It occurs due to obstruction of the outlet openings of the sinuses (in patients with allergic rhinitis, with a curvature of the nasal septum, with hypertrophic rhinitis, etc.). Most often, the frontal sinuses are involved in the process, less often the maxillary sinuses.

Symptoms, course. Sensation of heaviness, pressure and sharp pain in the area of ​​the affected sinus, headache, impaired nasal breathing. On the roentgenogram, sinus darkening and sometimes fluid level are noted.

Treatment should be aimed at restoring nasal breathing and patency of the excretory ducts of the sinuses. In order to prevent aerosinusitis, it is recommended to postpone flight, work in caissons, pressure chambers until nasal breathing is restored.