optic nerve sheath fenestration

Also found in: Acronyms.

op·tic nerve sheath fen·es·tra·tion

the cutting of a window in the dura of the optic nerve sheath to relieve papilledema and prevent further loss of optic nerve fibers.
Farlex Partner Medical Dictionary © Farlex 2012
References in periodicals archive ?
Medical treatment includes Acetazolamide, Steroids, Topiramate, Frousemide and surgical treatment options include Optic Nerve Sheath Fenestration (ONSF) or CSF shunt (lumboperitoneal shunts, ventriculo-peritoneal shunts, or ventriculoatrial shunt).3,6,7
Controversies: Optic nerve sheath fenestration versus shunt placement for the treatment of idiopathic intracranial hypertension.
Optic nerve sheath fenestration in cryptococcal meningitis.
Benign intracranial hypertension: visual loss and optic nerve sheath fenestration. J Neurol Neurosurg Psychiatry.
Optic nerve sheath fenestration for pseudotumorcerebri.
Subtenon's local anaesthesia for optic nerve sheath fenestration. Am J Ophthalmol 1996; 121: 326-7.