Acute sinusitis

DDx

  • Upper respiratory tract infection
  • Viral rhinitis
  • Allergic rhinitis
  • Nasal polyposis
  • Dental abscess
  • Rhinocerebral mucormycosis
  • Otitis media
  • Pharyngitis
  • Dacryocystitis (lacrimal sac infection)
  • Migraine
  • Neoplasm

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