What are some of the less-common disorders that should be included in the differential diagnoses of acute sinusitis (sinus infection)?

Updated: Mar 01, 2018
  • Author: Itzhak Brook, MD, MSc; Chief Editor: Michael Stuart Bronze, MD  more...
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Other problems to consider include the following:

  • Gastroesophageal reflux

  • Cystic fibrosis

  • Immotile cilia syndrome

  • Dental abscess

  • Periapical abscess

  • Sinonasal polyposis

  • Chemical rhinitis

  • Nasal foreign body

  • Chronic invasive fungal sinusitis

  • Sinonasal neoplasm

  • Upper respiratory tract infection

  • Primary ciliary dyskinesia

  • Unilateral choanal atresia

  • Adenoidal hypertrophy

  • Foreign body

  • Immune deficiency (immunoglobulin [Ig]A, IgG subclass)

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