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Sinus Infection or Something More?

A persistent foul-smelling nasal discharge merits a doctor visit. This is especially true if others can also smell the odor, if it occurs following an upper respiratory infection, and/or it's accompanied by other symptoms such as facial pressure or tooth pain, says Karen H. Calhoun, MD, FACS, FAAOA, professor in the Department of Otolaryngology, Head and Neck Surgery at the Ohio State University Wexner Medical Center.

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