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Background
Intraoperative frozen section histopathology (IFSH) in sinonasal and skull base surgery although widely used is not well studied.
Methods
We reviewed a database of sinonasal and anterior skull base tumors, between 1973 and 2019, and identified 312 suitable operative cases. Clinicopathologic data was collected and analyzed, in addition to descriptive data for histopathological reports...
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