Assertion: optic nerve sheath fenestration | /r/HasProperty | onsf
Facets:
Source sentences:
text: Optic nerve sheath fenestration (ONSF) can be an effective surgical technique to preserve vision in patients with progressive optic neuropathy due to papilledema caused by idiopathic intracranial hypertension (IIH); however, a dreaded complication of ONSF is visual loss.
text: Optic nerve sheath fenestration (ONSF) is a surgical procedure used by ophthalmologists—particularly neuro-ophthalmologists and orbital specialists—to reduce the pressure within the subarachnoid space (SAS) of the optic nerve.
text: Optic nerve sheath fenestration (ONSF) is indicated if despite of all these measures, there is either a progression in symptoms such as a decrease in visual acuity, diplopia, transient visual obscurations or headache or a progression in signs such as an increase in visual field defects, lateral rectus paresis or papilledema.