نتایج جستجو برای: optic disk

تعداد نتایج: 97686  

Journal: :Journal of optometry 2014
Rafael José Pérez-Cambrodí Aránzazu Gómez-Hurtado Cubillana María L Merino-Suárez David P Piñero-Llorens Carlos Laria-Ochaita

Optic neuritis is an inflammation of the optic nerve and may be related to different systemic conditions. The clinical presentation of this pathology usually includes sudden loss of visual acuity (VA) which may be unilateral or bilateral, visual field restriction, pain with eye movements, dyschromatopsia, a relative afferent pupillary defect and optic disk swelling. Optic neuritis in children h...

Journal: :Arquivos de neuro-psiquiatria 2007
Mônica Jaques Spinosa Paulo Breno Noronha Liberalesso Simone Carreiro Vieira Alfredo Löhr

INTRODUCTION Septo-optic dysplasia (De Morsier syndrome) is defined as the association between optic nerve hypoplasia, midline central nervous system malformations and pituitary dysfunction. CASE REPORT Third child born to nonconsanguineous parents, female, adequate pre-natal medical care, cesarean term delivery due to breech presentation, Apgar score 3 at the first minute and 8 at 5 minutes,...

2015
Ziya Ayhan Aylin Yaman Meltem Söylev Bajin A. Osman Saatci

Optic disc drusen (ODD) are calcific deposits that form in the optic nerve head secondary to abnormalities in axonal metabolism and degeneration. Anterior ischemic optic neuropathy, central retinal artery, and vein occlusion are among the rare vascular complications of disc drusen. We reported the clinical course of a 51-year-old patient with a unilateral acute nonarteritic anterior ischemic op...

2015
Keihan Golshani Mehdi Ebrahim zadeh Ziba Farajzadegan Fariborz Khorvash

INTRODUCTION Elevated intracranial pressure (ICP) is a major and potentially lethal disorder in patients admitted to the emergency department (ED). Several methods are being used to investigate for elevated ICP. Here we assessed and compared the diagnostic accuracy of two existing tools of ophthalmoscopy and optic nerve ultrasonography in detection of elevated ICP. METHODS 131 participants wi...

2012
Samantha Slotnick Jerome Sherman

Purpose. Buried disc drusen are an important differential diagnosis for papilledema. Spectral domain optical coherence tomography (SD-OCT) affords clinicians with new non-invasive opportunities to probe below the surface of the optic nerve. Clinicians may use the knowledge of this appearance to rule out buried disc drusen in patients with irregular optic nerve borders or a bulging, hyperemic ap...

Journal: :JCS 2014
S. J. Grace Shoba A. Brintha Therese

Glaucoma is a disease which affects the eye and causes blindness. It is an ophthalmologist disease characterized by an increase in Intraocular Pressure (IOP). The glaucoma usually affects the optic disc on the retina which increases the cup size. There are various parameters to identify and diagnose glaucoma. The clustering technique is introduced to detect the glaucoma from the optic disc and ...

2012
Eleni Papageorgiou Spyridon Karamagkiolis Vasiliki Dimera

WE REPORT THE FIRST CASE OF NONARTERITIC ANTERIOR ISCHEMIC NEUROPATHY (NAION) ASSOCIATED WITH DOUBLE THROMBOPHILIA: protein S deficiency and prothrombin G20210A mutation. A 58-year-old man is presented including the clinical and laboratory findings, cardiovascular profile and thrombophilia screening. The patient presented with 3/10 vision and an inferior altitudinal defect in the right eye. Fun...

Journal: :The British journal of ophthalmology 1982
K Rubinstein M Ali

Following reports by Sanders et al. and Wise et al. of optic disc drusen associated with retinal bleeding, an additional 19 cases were studied and followed up for 1 to 10 years (average 5 years). Four of them showed haemorrhages at the optic disc and its borders only, but 15 showed extensive retinopathy with macular involvement. In 3 cases retinopathy was serous and not haemorrhagic. Apart from...

2013
Pavle Prentašić

Diabetic retinopathy is one of the leading disabling chronic diseases, and one of the leading causes of preventable blindness in the world. Early diagnosis of diabetic retinopathy enables timely treatment and in order to achieve it a major effort will have to be invested into screening programs and especially into automated screening programs. For automated screening programs to work robustly e...

2012
Eran Zimran Smadar Shilo Tatiana Florescu Shlomo Dotan Shay Balag Dror Mevorach Oren Shibolet Radgonde Amer

Cat scratch disease is an infectious disease caused by the bacteria Bartonella henselae [1] and is transmitted by cat scratches or exposure to cat saliva. The spectrum of its ocular manifestations includes Parinaud's oculoglandular syndrome, iritis, vitritis, neuroretinitis, panuveitis, retinitis appearing as small white intraretinal infiltrates, and choroidal white lesions [1, 2]. B. henselae ...

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