نتایج جستجو برای: traumatic optic neuropathy

تعداد نتایج: 161096  

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: :The Israel Medical Association journal : IMAJ 2014
Gilad Allon Nir Seider Eytan Z Blumenthal Itzchak Beiran

treated with corticosteroids was found to have a statistically significant higher mortality rate compared to the placebo group [4]. This means that not only is the treatment with high dose corticosteroids not beneficial in cases of TON, it may in fact be harmful when given to patients with severe head trauma and brain injury. We present the case of a patient with bilateral TON. Bilateral TON is...

Journal: :Canadian journal of ophthalmology. Journal canadien d'ophtalmologie 2009
Anamika Tandon Stephen J Dorrepaal

CASE REPORTS We present two cases of blunt ocular trauma with clinical findings and complementary tests compatible with traumatic optic neuropathy (TON), and progression to sectorial optic atrophy. DISCUSSION TON have an essentially clinical diagnosis, and in the last few years has been treated with high doses of intravenous steroids, based on weak evidence of the benefit of the steroids in c...

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...

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