What are clinical signs of acute bacterial sinusitis (sinus infection)?

Updated: Mar 01, 2018
  • Author: Itzhak Brook, MD, MSc; Chief Editor: Michael Stuart Bronze, MD  more...
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The following signs may be noted on physical examination:

  • Purulent nasal secretions

  • Purulent posterior pharyngeal secretions

  • Mucosal erythema

  • Periorbital edema

  • Tenderness overlying sinuses

  • Air-fluid levels on transillumination of the sinuses (60% reproducibility rate for assessing maxillary sinus disease)

  • Facial erythema

See Clinical Presentation for more detail.

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