what is rhinitis?
irritation and acute or chronic inflammation of nasal mucosa, leading to difficulty breathing (coryza)
what causes rhinitis?
adenovirus, rhinovirus, respiratory syncital virus
how can rhinitis be classified?
allergic (seasonal, perennial, episodic), non allergic and occupational
symptoms of rhinitis
rhinorrhoea, sneezing, itching, nasal congestion and obstruction (due to dilated blood vessels)
what is the treatment for rhinitis?
glucocortisteroids, anti-histamines, anti-cholinergic drugs, sodium cromoglicate, cysteine leukotriene receptor antagonists , vasoconstriction