Abstract:
The FS is the anterior groups of the PNS is composed of the Rt and Lt part separated by the bony septum.
This study showed the measuerment of Rt and Lt FS length, width& depth, skull length and width in millimeter ,and compared with sample age.
Also Rt, Lt FS length and width compared with skull length and width.
The study was started from September to December 2012. The study includes 89 patients' male59 and female30. Aged between 18-91years CTscan was done. Then use coronal and axial plane in the FS imaged. CT scan has value in demonstration of the FS and imaged.
