Prevalence of Frontal Recess Cells and Their Effect on the Development of Frontal Sinusitis According to the International Frontal Sinus Anatomy Classification: A Retrospective Computed Tomography Analysis.

Frontal recess is an important region in endoscopic surgery in terms of its complex anatomic structure and excessive pneumatized cell variations. With the International Frontal Sinus Anatomy Classification (IFAC), classification and nomenclature of c…

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