Lamina Puncture for Central Retinal Vein Occlusion
نویسندگان
چکیده
منابع مشابه
Lamina puncture: pars plana optic disc surgery for central retinal vein occlusion.
OBJECTIVE To determine the feasibility of creating a perivascular space adjacent to the central retinal vein at the level of the lamina cribrosa as a potential method of reestablishing perfusion in central retinal vein occlusion. METHODS Various designs for a puncture instrument, or lamina puncture lancet, were investigated in cadavers, pigs that had undergone enucleation, and in vivo rabbit ...
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A 59-year-old woman with history of noninsulin dependent diabetes mellitus and systemic hypertension presented with decreased vision in her left eye since 2 months ago. Bestcorrected visual acuity (BCVA) was 20/20 and 20/400 in the right and left eyes respectively. Relative afferent pupillary defect was negative. Anterior segment examination was unremarkable except for mild posterior subcapsula...
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OCCLUSION of the central retinal vein causes incomplete haemorrhagic infarction of the inner layers of the retina. Haemorrhagic infarction describes a situation in which the venous backflow of an area of tissue is interrupted. As a result the flow of blood has to stop; ischaemia and resulting increase of vascular permeability lead to retinal oedema and extensive haemorrhages. The central retina...
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ژورنال
عنوان ژورنال: Archives of Ophthalmology
سال: 2006
ISSN: 0003-9950
DOI: 10.1001/archopht.124.7.972