نتایج جستجو برای: sudden visual loss
تعداد نتایج: 824618 فیلتر نتایج به سال:
A 40-year-old man presented with painless sudden visual loss due to a central retinal artery occlusion (CRAO) in his right eye. Three months later, he had painless acute visual loss in his left eye with visual acuity of 20/100 and a swollen optic disc. After oral prednisone treatment, the disc swelling resolved and acuity recovered to 20/20. Five months later, the patient experienced another ep...
objectives to develop a guide to estimate blood absorbed by surgical gauze. materials and methods a clinical experiment was conducted using aspirated blood and common surgical gauze to create a realistic amount of absorbed blood in the gauze. different percentages of staining were photographed to create an analogue for the amount of blood absorbed by the gauze. results a visual analogue scale w...
Vogt Koyanagi Harada (VKH) is an autoimmune disease with widespread systemic manifestations. It typically presents with bilateral sudden painless loss of vision. It is mainly characterized by serous retinal detachment, iridocyclitis and choroidal swelling. The disease is more common in females and maximus incidence occurs in the age group of 30 to 40 years. We present a case of a 16-year-old gi...
Here we report a case of central retinal artery occlusion revealing an ischemic cardiomyopathy. A 54-year old smoker man presented at the hospital because of sudden visual loss in his left eye. There was cherry-red spot in the macula in his left eye. We performed a fluorescein angiogram and cervical color Doppler. Later investigations revealed an ischemic cardiomyopathy undiagnosed until then.
The Dubowitz syndrome is a rare, autosomal recessive disorder including intrauterine growth retardation, craniofacial abnormalities, mental retardation and eczematous skin eruption. Ocular problems occur in about 20%: strabismus, blefarophimosis, ptosis, telecanthus and epicanthal folds being the most frequent ones. We present a three years old girl, diagnosed with Dubowitz syndrome, with sudde...
This paper sketches the early history of pituitary apoplexy, a disorder later fully described in 1950 by Brougham, Heusner and Adams. Haemorrhage or necrosis in an adenoma causes a characteristic sudden drowsiness, stupor or coma, headache and stiff neck, ocular palsy, and impaired acuity with visual field loss owing to optic nerve or chiasmal compression. The associated endocrinopathy and mana...
Cortical blindness is characterized by impaired vision resulting from an insult to the visual cortex. Patients with cortical blindness will often present with healthy ocular structures and normal pupils, but best-corrected vision will be count fingers or worse. Cortical blindness should be suspected in cases of sudden unexplained vision loss, especially in older patients who are at risk for str...
BACKGROUND The loss of vision has been associated with enhanced performance in non-visual tasks such as tactile discrimination and sound localization. Current evidence suggests that these functional gains are linked to the recruitment of the occipital visual cortex for non-visual processing, but the neurophysiological mechanisms underlying these crossmodal changes remain uncertain. One possible...
CASE REPORT We report the case of a child with a sudden loss of vision of the left eye. Ophthalmoscopic examination revealed vitelliform lesions in both foveal centers, as well as an adjacent hemorrhage in his left eye. Fluorescein angiography confirmed the presence of a neovascular membrane in his left eye. The electrooculogram showed disease. According to complementary studies the patient was...
Deaths of clinical miss-diagnosed diseases are caused by various reasons. Similar symptoms shared by different diseases and the recent medical history could affect the judgement of clinicians sometimes, especially when the disease is unusually found. We present a case of sudden death in hospital. Patient was admitted with sudden visual loss and quadriplegia. He died suddenly without certain pat...
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