نتایج جستجو برای: sudden visual loss

تعداد نتایج: 824618  

2017
Rohan Chawla Seema Meena Ankit Singh Tomar Pradeep Venkatesh Rajpal Vohra

This case report describes the concurrent development of Vogt-Koyanagi-Harada (VKH) disease in a 39 year old male patient of chronic myeloid leukemia (CML). The patient being reported was a known case of CML in remission with history of painless sudden loss of vision in both eyes. Cases of leukemia can present with visual loss due to multiple ocular manifestations of leukemia itself or side eff...

Journal: :Turk pediatri arsivi 2016
Mustafa Özçetin Mehmet Karacı Ertuğ Toroslu Nurullah Edebali

Pituitary adenomas usually arise from the anterior lobe of the pituitary gland and are manifested with hormonal disorders or mass effect. Mass effect usually occurs in nonfunctional tumors. Pituitary adenomas may be manifested with visual field defects or rarely in the form of total oculomotor palsy. Visual field defect is most frequently in the form of bitemporal hemianopsia and superior tempo...

Journal: :Medical hypotheses 2007
V Fodale R Di Pietro S Santamaria

Since the launch in 1998 of the anti-impotence drug sildenafil (viagra), the American food and drug administration has identified 50 cases of drug-related blindness, the so-called nonarteritic anterior ischemic optic neuropathy. This, very serious, side effect frequently leads to sudden, mostly irreversible loss of vision, and there is no proven effective treatment to cure patients or to preven...

Journal: :Seminars in Neurology 2016

Journal: :The British journal of ophthalmology 1998
N H Chong A C Bird

Age related macular degeneration (AMD) is the leading cause of blindness in the developed world. Vision may be lost as a consequence of choroidal neovascularisation (CNV), detachment of the retinal pigment epithelium (RPE), or geographic atrophy. Therapeutic eVorts have been directed towards influencing the neovascular process, which is acknowledged to be the most common cause of visual loss. T...

Journal: :Neurologic Clinics 2010

Journal: :The Journal of laryngology and otology 2007
A K Gupta S Bansal A Gupta N Mathur

OBJECTIVE To hypothesise the probable pathophysiological mechanism responsible for visual loss in allergic fungal sinusitis, other than direct compression. DESIGN Retrospective, non-randomised case series. Out of 274 cases of allergic fungal sinusitis, four cases with sudden visual loss were enrolled into the study. The fourth case had visual loss on the contralateral side to bony erosion of ...

Journal: :emergency journal 0
fares najari faculty member of shahid beheshti university of medical science, tehran, iran. alimohammad alimohammadi center of forensic medicine researches, forensic medicine of iran. parisa ghodrati forensic medicine department, shahid beheshti university of medical sciences, tehran, iran

introduction: natural and unexpected death that happens within less than one hour of first symptom occurrence is called sudden death. cardiovascular diseases are the main known reason of sudden death and more than 75% of sudden deaths in athletes are assigned to it. here we reported the autopsy results of all cases with sudden death following exercise that were referred to forensic center of te...

2012
Francesco Bandello Maurizio Battaglia Parodi

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...

2016
Sylvie Prud’homme Frederik Nevens Ingele Casteels

We report a patient with a bilateral optic anterior ischemic neuropathy as an extrahepatic complication of a chronic hepatitis C (HCV) infection. The patient presented with a bilateral visual acuity loss and bilateral optic disc oedema. The optic neuropathy was associated with a sudden increase in the viral HCV load after a recent liver transplantation. The stop of the calcineurin inhibitor had...

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