نتایج جستجو برای: crao
تعداد نتایج: 139 فیلتر نتایج به سال:
Central retinal artery occlusion (CRAO) is an uncommon entity in ophthalmic practice. Reported etiologies are numerous, and involve systemic and ocular preexisting pathologies. A traumatic etiology for CRAO is rare with anecdotal reports and poor visual outcomes. No specific treatment guidelines exist to date. We report a case of traumatic CRAO in a young female without any systemic vascular ri...
Moyo Moya Disease (MMD) is a rare, progressively stenotic condition of the intracranial arteries with various cerebrovascular manifestations. Ocular manifestations are seen very rarely and there are only few case reports of ocular perfusion anomalies. Central Retinal Artery Occlusion (CRAO) can be caused by atherosclerosis related thrombosis, carotid embolism, cardiac embolism, thrombophilic di...
Dear Editor, Jung et al. [1] are to be congratulated on definitively demonstrating what could only be surmised in the past— that intraocular angiogenesis after central retinal artery occlusion (CRAO) occurs in that small proportion of cases wherein retinal reperfusion fails to materialize [2,3]. However, your contributors appear to be unsure as to the mechanism whereby neovascularisation of the...
Vitrectomy With Intrasurgical Control of Ocular Hypotony as a Treatment for Central Retina Artery Occlusion Central retinal artery occlusion (CRAO) is an ocular emergency usually caused by blockage of a vessel by a thrombus or embolus. The central retinal artery supplies the inner two thirds of the retina; the occlusion of this vessel causes ischemia and subsequent necrosis. Experimental studie...
Q. What conditions comprise ocular thrombosis? CJG Ocular thrombosis includes central and branch retinal vein occlusion (CRVO), central retinal artery occlusion (CRAO), amaurosis fugax (AF), and non-arteritic ischemic optic neuropathy (NAION), all of which are closely related to coagulation abnormalities. In the United States, branch and central retinal rein occlusions are the second most comm...
BACKGROUND The goal of this study was to investigate the visual outcome of acute central retinal artery occlusion (CRAO) after current standard therapy with and without paracentesis. In addition, we investigated whether there was a dependence of the resulting visual acuity on the time between first symptoms and implementation of paracentesis. Finally, we analysed risk factors for CRAO. METHOD...
Two illustrative cases of acute central retinal artery occlusion (CRAO) are presented with multimodal imaging, including fluorescein angiography (FA) and commercially available optical coherence tomography angiography (OCT-A). In both patients, retinal ischemia was imaged well using both FA and OCT-A, and the two imaging studies provided comparable pictures. OCT-A provides useful information fo...
Central retinal artery occlusion (CRAO) is a retinal ischemic disorder associated with sudden loss of vision and has a poor prognosis. We report a case of CRAO that occurred during frontal sinus surgery involving craniotomy in a patient with a frontal sinus cyst. The prognosis for treatment after the acute phase is generally unfavorable; however, aggressive treatment is recommended for patients...
We report three cases of neovascular glaucoma secondary to central retinal artery occlusion (CRAO) which were effectively managed with intravitreal bevacizumab (IVB) followed by panretinal photocoagulation (PRP). Neovascular glaucoma without peripheral anterior synechiae developed between one and five weeks following CRAO onset. All patients received 0.75 mg (0.03 ml) IVB. In all patients, comp...
Retinal artery occlusions (RAO) are characterized by the sudden obstruction of the arterial blood flow in the retinal circulation with consequent ischemic damage to the retina. RAO can be subdivided into several forms, including central retinal artery occlusion (CRAO) and Branch retinal artery occlusion (BRAO). Patients affected by CRAO experience a sudden, monocular loss of vision. On fundus b...
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