- Methods: Via the ESEA, the full group accessory sinus of the nose was approached and the lesion which was located in and involving the orbit and parasellar region was removed.
- Methods In the contrast study, CT axial scanning plus reconstruction was performed in 45 randomized cases and so was coronal scanning in 45 randomized cases of accessory sinus lesions.
- Lamina propria of accessory sinus
- Repair of bone of accessory sinus
- Mucous membrane of accessory sinus