Nose

• Nasal obstruction causes:

  • Infectious - rhinitis/rhinosinusitis
  • Allergy - inflammation with or without polyps
  • Developmental - septal deviation
  • Traumatic - septal deviation, haematoma, perforation
  • Iatrogenic - previous surgery
  • Drugs - chronic use of decongestant, side effects of medications e.g. beta blockers, cocaine abuse
  • Foreign body
  • Inflammatory disease e.g. vasculitis, sarcoidosis, cystic fibrosis