Nonallergic rhinitis is the inflammation of the nasal lining membranes without any immunoglobulin E mediation, as documented by allergen skin testing.
Major signs and symptoms include nasal itching, watery rhinorrhea, nasal obstruction/congestion, sneezing and postnasal drainage.
Symptoms can reverse spontaneously with or without treatment.



  • Inflammation of the nasal lining membranes
  • Its divided into allergic rhinitis (AR) & nonallergic rhinitis (NAR) based on a basic allergological evaluations

Nonallergic Rhinitis

  • NAR is comprised by a group of diseases characterized by the presence of at least two nasal symptoms (obstruction, rhinorrhoea, sneezing, pruritus), more importantly by absence of sensitization to allergens

Signs and Symptoms

Major signs & symptoms:
  • Nasal itching
  • Watery rhinorrhea
  • Nasal obstruction/congestion
  • Sneezing
  • Postnasal drainage
Other signs & symptoms:
  • Headache
  • Conjunctival symptoms, eye pruritus
  • Impaired smell
  • Morning cough
Symptoms can reverse spontaneously w/ or w/o treatment
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