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Posts by fani

Myopia is the refractive abnormality, during which a parallel beam of rays enters the eye that is not focused in retina, but in front of it, and as a result the idol of an object is not portrayed clearly on retina.
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Astigmatism mainly originates from the corneous tunic. When the curvature of cornea is not uniformed with its various meridians, then the object’s focus it is not possible to find itself on the retina.   continue reading →

Hyperopia is the refractive abnormality in which luminous rays are focused behind the retina, when the eye is calm. continue reading →

Presbyopia concerns individuals from the age of 40-45 years and beyond. It is related to the progressive reduction of near sight and it is owed to changes and deterioration of crystalloid eye lens that progressively loses the faculty to be adapted in near distances. continue reading →

Photophobia it is a symptom that most times has an idiopathick character. The basic Characteristic of selfimmuned eye diseases is that the eye or even parts of it,are attacked by white corpuscles of the organism itself.
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Cataract is the clouding of the lens inside the eye, which leads in a decrease in vision. All people after a certain age show signs of cataract.
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Glaucoma is a group of important ocular disorders that offends approximately 2% of world’s population. It is a disease that does not have casual symptoms and which leads to blindness, provided that it is not diagnosed and cured on time. The prevention of glaucoma is an issue of crucial importance.
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AMD

(Age-related) macular degeneration (AMD) is the major cause of blindness and visual impairment in older adults (>50 years) in the developed world. AMD is a medical condition that usually harms the center of the visual field (the macula) which is the most important for eyesight. It affects almost the 8% of population over 50 years old. Sun is a risk factor that is linked to AMD. As a matter of fact, AMD risk is doubled in situations of long-lasting UV exposure (mediocre or high) and it is 15 times more susceptible to Blue-Violet light (in situations of same concentration as UV) compared to other visible sun rays.

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