Last updated: Tuesday, 21, December, 2010
CausesAppropriate Tests

Allergic disease

If investigation considered appropriate: skin prick allergen testing or allergen specific immunoglobulin E; the results should be interpreted in relation to the history. Immunoglobulin E is of little value.

Nasal discharge - microscopy for eosinophils may occasionally be helpful.

See also Asthma, Eczema

Non-allergic rhinitis

 Coryza (common cold)

Vasomotor rhinitis

Foreign body

Local nasal lesion

  • Polyp, tumour

Lesion biopsy, if indicated.

Rhinitis medicamentosa

Cocaine abuse

CSF rhinorrhoea

CSF rhinorrhoea testing.