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Document Type

Original Article

Abstract

Background: CSF leakage following surgery is a known potential complication associated with substantial morbidity & mortality. Numerous techniques for prevention & treatment after endoscopic skull-base surgery are described. These include lumbar drain, autologous grafts like fat, muscle and fascia and synthetic materials like a polyester-silicon dural substitute. But these grafts alone were associated with a high failure rate, particularly in large defects. The application of vascularized flaps promotes more rapid and complete healing and was associated with a sharp decrease in CSF leaks. These vascularized flaps include nasoseptal, inferior turbinate and peri-cranial flaps. The most common nasoseptal flap (NSF) is that depending on the nasoseptal artery.

Aim of the work: studying how to decrease the CSF leakage frequency following an endoscopic endonasal skull-base operation by endoscopic skull-base reconstruction and evaluating the different and recent modalities of skull-base reconstruction.

Patients and Methods: It is a prospective cross-sectional observational study, where 30 diseased persons with middle & anterior skull-base lesions and undergoing skull-base reconstruction following endoscopic endonasal skull-base surgical operation.

Results: Intra-operative CSF leakage occurred in 9 (30%) subjects. Only 2 (8%) cases had post-operative CSF leaks and needed reconstruction.

Conclusion: Skull-base complications require accurate and long-lasting repair after endoscopic skull-base tumour removal.

Keywords

skull base; endoscopic surgery; reconstruction

Subject Area

Neurosurgery

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