[Long-term efficacy of nasal endoscopic opticnerve decompression for traumatic optic neuropathy].

Objective: To analyze the long-term efficacy of nasal endoscopic opticnerve decompression for traumatic optic neuropathy(TON) and to explore its possible influencing factors.

Method: To summarize the clinical data of 39 cases underwent transnasal decompression, which were followed-up for more than 1 year. The data, including optic canal CT scanning, flashed-elicited visual-evoked potential (FVEP), preoperational vision and visual field examination were reviewed.