Related Experiment Video
Updated: Jun 2, 2026
04:06
Minimally Invasive Surgical Decompression of Occipital Nerves
Published on: September 13, 2024
[Traumatic optic nerve neuropathy. Longterm results following microsurgical optic nerve decompression]
H-J Welkoborsky1, H Möbius, L Bauer
1Hals-Nasen-Ohren-Klinik, Regionale plastische Chirurgie, Klinikum Nordstadt, Klinikum Region Hannover GmbH, Haltenhoffstraße 41, 30167, Hannover, Deutschland. welkohno.hanno@t-online.de
HNO
|April 22, 2011
Summary
Early surgical intervention for traumatic optic nerve neuropathy (TON) improves visual acuity. A shorter time from injury to treatment correlates with better outcomes in patients with unilateral TON.
Area of Science:
- Ophthalmology
- Neurosurgery
- Trauma Surgery
Context:
- Traumatic optic nerve neuropathy (TON) results in vision loss after head trauma.
- Treatment strategies for TON remain debated.
- Understanding prognostic factors is crucial for patient management.
Purpose:
- To evaluate visual acuity changes after surgical decompression for unilateral TON.
- To correlate visual outcomes with the time interval between trauma and surgical intervention.
Summary:
- Twenty patients with unilateral TON underwent high-dose corticoid treatment and optic nerve decompression.
- Postoperative visual acuity improved in 60% of patients immediately after surgery.
- Further visual improvement was noted at 3-month follow-up, with no major complications.
Impact:
- Short interval from trauma to surgery, optic nerve sheath edema, and/or hematoma predict favorable visual recovery.
- Fracture lines through the optic canal, delayed intervention (>24 hours), and initial complete vision loss indicate a poorer prognosis.
- This study provides insights into factors influencing visual outcomes in traumatic optic nerve neuropathy.
More Related Videos
Related Concept Videos
01:27Open Angle Glaucoma: Treatment
In open-angle glaucoma, the iridocorneal angle remains open, but the trabecular meshwork becomes stiff, slowing down the outflow of aqueous humor. This causes a buildup of aqueous humor in the anterior chamber, leading to a sudden increase in intraocular pressure. The treatment for open-angle glaucoma focuses on reducing the elevated intraocular pressure by either decreasing the secretion of aqueous humor or increasing its outflow.
Drugs such as carbonic anhydrase inhibitors, α2- and...
Drugs such as carbonic anhydrase inhibitors, α2- and...
01:28Angle Closure Glaucoma: Treatment
Angle-closure glaucoma, or closed-angle glaucoma, is an eye condition where the iris bulges out and blocks the iridocorneal angle, resulting in a buildup of aqueous humor and increased intraocular pressure. Immediate medical attention is necessary due to the sudden onset of symptoms. The treatment for angle-closure glaucoma includes short-term and long-term approaches. Short-term treatment involves using eye drops like pilocarpine to lower intraocular pressure by increasing aqueous humor...
01:25Glaucoma: Overview
Glaucoma is an eye condition characterized by increased intraocular pressure that damages the retina and optic nerve, leading to irreversible blindness if left untreated. The human eye has various components, including the cornea, iris, pupil, lens, and optic nerve. Aqueous humor is secreted by the epithelium of the ciliary body in the posterior chamber and flows through the trabecular meshwork and canal of Schlemm, maintaining normal intraocular pressure. The trabecular meshwork and the canal...