Long-term frontal sinus patency after en
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Yvonne Chan; Christopher T. Melroy; Carolyn A. Kuhn; Faith L. Kuhn; William T. D
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Article
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2009
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John Wiley and Sons
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English
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## Abstract ## Background: The frontal recess is the drainage pathway that connects the frontal sinus to the anterior ethmoid sinus. Mechanical obstruction is the primary cause of chronic frontal sinusitis with or without a secondary inflammatory process. Eosinophilic inflammation is one of the un