منابع مشابه
Low visual acuity and asteroid hyalosis
A 56 years old man was admitted to the ophthalmology department for low visual acuity since his 45 years old with no amelioration after optic correction. The physical exam found visual acuity at 1/10 on the right eye and 9/10 on the left one, clear cornea, intraocular pressure at 14 mmhg on both eyes, the fundus of the right eye showed multiple yellow mobile vitreous particles that are absent o...
متن کاملBilateral asteroid hyalosis revealing a blood imbalance
Asteroid hyalosis is an age related vitreous degeneration of unknown etiology, usually described to be unilateral. It's characterized by aggregation of calcium soaps in vitreous body. This benign condition has been reported to be frequently associated to many systemic disorders including diabetes mellitus, systemic arterial hypertension, atherosclerotic vascular disease, hypercholesterolemia an...
متن کاملPost-Cataract Surgery Visual Disturbance in a Retinitis Pigmentosa Patient with Asteroid Hyalosis
A patient with retinitis pigmentosa showed visual disturbances following successful cataract surgery. He had a dense asteroid hyalosis in the eye before cataract surgery. After the surgery he noticed that his vision became worse. The visual disturbance was explained as being caused by the progression of retinal degeneration. Although the electroretinogram was non-recordable, the degeneration of...
متن کاملAxial Length Measurement in Asteroid Hyalosis: Comparing Laser Interferometry and Ultrasound A-scan
© 2009 by the Iranian Society of Ophthalmology Published by Otagh-e-Chap Inc. 29 Purpose: To compare laser interferometry (LI) and ultrasound A-scan in measurement of axial length (AL) in eyes with asteroid hyalosis Methods: Twenty three patients with unilateral moderate to severe asteroid hyalosis determined by B-scan ultrasonography images participated in the study. The AL measurements were o...
متن کاملVisual acuity and excitement.
Viewed within the framework of activation theory, individuals with low visual acuity might conceivably be seen as persons with low preferred levels of activation who seek to reduce stimulus input in order to maintain activation at their preferred level. It was hypothesized, therefore, that persons with low visual acuity would demonstrate less receptivity to environmental stimulation than highac...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Pan African Medical Journal
سال: 2014
ISSN: 1937-8688
DOI: 10.11604/pamj.2014.18.247.4917