Non-allergic rhinitis involves chronic sneezing or having a congested running nose. It is a general term having a number of conditions, which include Hormonal rhinitis, Vasomotor rhinitis, Occupational rhinitis, Drug-induced rhinitis, Non-allergic rhinitis with eosinophilia syndrome (NARES). In Finland, about 98% of all men aged 18-19 are examined to establish their fitness for military service. The prevalences of these diseases at 16, 22, and 32 years of age. The data were drawn from a follow-up survey of a Finnish urban age cohort (1967 birth cohort, N = 2269) from age 16 to age 32 years. All data were based on self-report. The prevalence of asthma from age 16 to age 32 years changed from 3.0% to 5.0% (males from 3.3% to 4.9%; females from 2.7% to 5.1%); and that of allergic rhinitis from 17.5% to 26.0% (males from 18.7% to 27.8%; females 16.2% to 24.5%), respectively.
Such studies include CT scans of the sinuses to evaluate the presence of a chronic sinus infection as well as allergy testing to determine if allergies are present. If both tests come back normal, one must abandon the diagnosis of chronic sinusitis as well as allergies and consider non-allergic rhinitis as they main culprit. Avoidance of inciting factors such as sudden in temperature, humidity, blasts of air or dust.Intranasal corticosteroids and intranasal antihistamines are useful. Reduction of hypertrophied turbinates, Correction of Nasal septum deviation, Removal of polyps, Sectioning of the parasympathetic secretomotor fiber to nose (vidian neurectomy) for controlling refractory excessive rhinorrhoea.