Dural ectasia of the optic nerve sheath: is it always benign?

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Dural ectasia of the optic nerve sheath

Optic nerve dural ectasia is a rare cause of optic nerve sheath enlargement due to the accumulation of CSF around the optic nerve with no associated pathology. It diagnosed by MRI studies and can follow benign or sometimes an unfavorable course. We describe the case of a 24-day-old female referred for a visual blurring, which we diagnosed as a dural ectasia of the optic nerve sheath by MRI and ...

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Idiopathic dural optic nerve sheath calcification.

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  Background :There is not any data available about the effect of high bar pressure condition on intracranial pressure. In this study, the effect of diving on the optic nerve and sheath diameters as non-invasive markers of intracranial pressure has been investigated.   Methods : Twenty professional male divers from twenty one volunteers were chosen for this cross-sectional study. Only one perso...

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Optic nerve sheath meningocele

A 53-year-old man presented with a 5-month history of visual loss in his left eye. Visual acuity could be corrected to 20/20 with an increased hyperopic correction. Dilated funduscopy showed faint choroidal folds and elevation of the left optic disc. The coronal view of T2-weighted magnetic resonance imaging demonstrated a fluid-filled dilated sheath surrounding normal optic nerves. General phy...

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Spontaneous Scleral Perforation and Optic Nerve Dural Ectasia in Marfan Syndrome

Purpose: To report two patients with spontaneous scleral perforation and bleb formation associated with Marfan syndrome (MFS); which one of them also showed bilateral optic nerve dural ectasia. Case reports: An 11-year-old girl was referred with progressive myopia. Past medical history was negative. Slit-lamp examination revealed bilateral scleral thinning and perforation with bleb formation, s...

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ژورنال

عنوان ژورنال: Eye and Brain

سال: 2009

ISSN: 1179-2744

DOI: 10.2147/eb.s7750