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Table 2 Definition of rhinosinusitis by the American Academy of Otolaryngology – Head and Neck Surgery [21]

From: Management of secondary chronic headache in the general population: the Akershus study of chronic headache

Major factors

Facial pain/pressure

Nasal obstruction/blockage

Nasal discharge/purulence/discolored postnasal drainage

Hyposmia/anosmia

Purulence in nasal cavity on examination

Fever (acute rhinosinusitis)

Minor factors

Headache

Fever (all nonacute)

Halitosis

Fatigue

Dental pain

Cough

Ear pain/pressure/fullness

  1. Two major factors or one major and two minor factors are required for the diagnosis. Of note, facial pain requires another major factor associated with it for diagnosis, as facial pain plus two minor factors is not deemed sufficient for diagnoses of rhinosinusitis.