نتایج جستجو برای: crao
تعداد نتایج: 139 فیلتر نتایج به سال:
PURPOSE OF REVIEW Numerous therapeutic options have been suggested for the treatment of central retinal artery occlusion (CRAO) such as ocular massage, anterior chamber paracentesis, physical exercise, and medication-induced reduction of intraocular pressure. Because of the lack of a proven effective treatment for CRAO, there has been a strong effort to develop alternative therapies. Recently, ...
OPINION STATEMENT Central retinal artery occlusion (CRAO) is an ocular emergency and is the ocular analogue of cerebral stroke. It results in profound, usually monocular vision loss, and is associated with significant functional morbidity. The risk factors for CRAO are the same atherosclerotic risk factors as for stroke and heart disease. As such, individuals with CRAO may be at risk of ischemi...
This paper reports three cases of central retinal artery occlusion (CRAO) with Purtscher-like retinopathy and good recovery of visual function. The three cases of CRAO had similar fundus changes, ie, cotton wool patches surrounding the optic disc and whitening of the retina surrounding the fovea with a cherry red spot. Fluorescein angiography showed a delay of arm-to-retina circulation time and...
BACKGROUND AND OBJECTIVE To report on the efficacy of macular and optic nerve spectral-domain optical coherence tomography (SD-OCT) in differentiating between long-standing central retinal artery occlusion (CRAO) and nonarteritic anterior ischemic optic neuropathy (NAION). PATIENTS AND METHODS SD-OCT scans of the macula and optic nerve in 24 patients with unilateral optic atrophy secondary to...
PURPOSE To describe a rare branch retinal vein occlusion (BRVO) followed by central retinal artery occlusion (CRAO) in a patient with Churg-Strauss syndrome (CSS). METHODS A 55-year-old man with a not yet diagnosed CSS developed a BRVO in the left eye and 1 year later a CRAO with painless and acute vision loss in the same eye. Medical history included bronchial asthma, history of allergy, eos...
Purpose To describe a patient with acute central retinal artery occlusion (CRAO) during vitrectomy surgery and the possible role of vitrectomy in acute CRAO management. Observations An 84-year-old man presented with broad vitreomacular traction and epiretinal membrane in the right eye. Preoperative assessment clearly showed normal retinal vasculature. On starting vitrectomy, complete CRAO wit...
PURPOSE The purpose of this research was to assess associations of thrombophilia with central retinal vein occlusion (CRVO), central retinal artery occlusion (CRAO), and amaurosis fugax (AF); to evaluate outcomes of normalizing high homocysteine; and to study CRVO, CRAO, and AF developing in estrogens/estrogen agonists in women subsequently shown to have thrombophilia. METHODS Measures of thr...
Dear Editor, Central retinal artery occlusion (CRAO) typically presents with a retinal “cherry red spot”. In CRAO, infarction of the retinal nerve fi bre layer renders the retina opaque. The fovea, where this layer is absent, retains its normal orangered colour due to perfusion from the underlying choroidal vessels, resulting in the appearance of the “cherry red spot”. Retinal survival time has...
CLINICAL CASES Three eyes with central retinal artery occlusion (CRAO) have been studied. Optical coherence tomography (OCT) was performed in each of them. Ophthalmoscopic signs of CRAO were equivocal in the three eyes. However, the presence of a hyporeflective signal in the OCT scan could be seen clearly in each of them. DISCUSSION The presence of a hyporeflective band between the neurosenso...
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