نتایج جستجو برای: traumatic optic neuropathy ton

تعداد نتایج: 168372  

Journal: :Nepalese Journal of Ophthalmology 2021

Introduction: Optic atrophy results from the disease process that cause irreversible damage to ganglion cells and anterior visual pathway, but may also result posterior pathway involvement. The etiology causing this condition is vast regardless of underlying it carries bad prognosis at times be life threatening. study aims assess patients with optic nerve presenting B.P. Koirala lions centre fo...

Journal: :Journal of Medical Case Reports 2008
Marc Maegele

INTRODUCTION Serious injury to the optic nerve is an uncommon entity but may result in permanent visual disability. Isolated trauma of the optic nerve is usually associated with blunt skull trauma involving fractures of both skull and optic canal, but may also occur from blunt ocular trauma. CASE PRESENTATION We report a woman who developed isolated unilateral optic nerve edema with correspon...

Journal: :Investigative ophthalmology & visual science 2007
Ken-ichiro Miyake Miho Yoshida Yoshitsugu Inoue Yoshio Hata

PURPOSE Traumatic optic neuropathy often induces a loss of vision that proceeds rapidly within several hours, together with retinal ganglion cell death, in a much slower time course. Electrical stimulation has previously been shown to rescue injured retinal ganglion cells from cell death. The present study tests whether transcorneal electrical stimulation could preserve visual function after an...

2012
Anusha Kannan Sivasubramanian Srinivasan

Dear Editor: We read with great interest, the case report on ischemic optic neuropathy (1). We would like to add a few points concerning the blood supply of the optic nerve and the correlation with the development of post-operative ischemic neuropathy. Actually, the perioperative or post-operative vision loss (postoperative ischemic neuropathy) is most likely due to ischemic optic neuropathy. I...

2016
Elliot S. Crane Anton M. Kolomeyer Andrew W. Eller

Purpose: To review primary literature on ocular and orbital injury secondary to all-terrain vehicles (ATVs). Methods: A Medline search of English language literature. Results: Very few studies detail ocular and orbital manifestations of ATV crashes. The most common ocular injuries included orbital fractures and eyelid lacerations. Less common but more severe injuries included traumatic optic ne...

Journal: :Journal of accident & emergency medicine 1995
D G Jayamanne R F Igillie

Severe ocular injuries are uncommon in patients with pure orbital blow-out fractures. Over a 3-year period, 45 patients with radiologically proved blow-out fractures were reviewed by an ophthalmologist. Decrease in visual acuity was the main clinical finding accompanying significant eye injury. Although most eye injuries were transient, early ophthalmic assessment is recommended to exclude pote...

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