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Diabetes, for example, is the leading cause of new cases of blindness in those aged 20–74, with ocular manifestations such as diabetic retinopathy and macular edema affecting up to 80% of those who have had the disease for 15 years or more.
Fundus photographs are ocular documentation that record the appearance of a patient's retina. Optometrists, ophthalmologists, orthoptists and other trained medical professionals use fundus photography for monitoring the progression of certain eye condition/diseases.
The Amsler grid showing the visual perception of the left eye of a person experiencing metamorphopsia (straight lines appear bent or curved) [1] [2]. Metamorphopsia (from Ancient Greek: μεταμορφοψία, metamorphopsia, 'seeing mutated shapes') is a type of distorted vision in which a grid of straight lines appears wavy or partially blank.
Central serous chorioretinopathy (CSC or CSCR), also known as central serous retinopathy (CSR), is an eye disease that causes visual impairment, often temporary, usually in one eye. [ 1 ] [ 2 ] When the disorder is active it is characterized by leakage of fluid under the retina that has a propensity to accumulate under the central macula.
Chronic progressive external ophthalmoplegia (CPEO) is a type of eye disorder characterized by slowly progressive inability to move the eyes and eyebrows. [1] It is often the only feature of mitochondrial disease, in which case the term CPEO may be given as the diagnosis.
Her eye doctor discovered she had a detached retina — a serious condition where the light-sensitive layer of tissue pulls away from the back of the eye, according to the National Eye Institute.
Cotton wool spots are also associated with giant cell arteritis (GCA), a type of inflammation of the lining of the arteries, as this may reduce blood flow to the eyes. [1] In a study of 123 subjects with vision loss due to early stage giant cell arteritis, one-third of subjects had cotton wool spots present in their eyes. [2]
After the 2017 eclipse, he said, his clinic treated a half-dozen patients in Seattle who had eye complaints. He treated two of them directly, both of whom experienced partial recoveries.