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Photosensitive epilepsy was again brought to public attention in December 1997 when the Pokémon episode "DennÅ Senshi Porygon" ("Cyber Soldier Porygon") was broadcast in Japan, showing a sequence of flickering images that triggered seizures simultaneously in hundreds of susceptible viewers (although 12,000 children reported symptoms which may ...
This dilation may pose a problem since a larger pupil is less efficient at focusing light (see pupil, aperture, and optical aberration for more.) Patients who have accommodative spasm may benefit from being given glasses or contacts that account for the problem or by using vision therapy techniques to regain control of the accommodative system.
Diagnosis of blepharospasm has been enhanced by the proposal of objective diagnostic criteria that start from "stereotyped, bilateral and synchronous orbicularis oculi spasms" and proceed to the identification of a "sensory trick" or "increased blinking". [38] The criteria have been validated across multiple ethnicities in multiple centers. [39]
Pediatric ophthalmologists also have expertise in managing the various ocular diseases that affect children. Pediatric ophthalmologists are qualified to perform complex eye surgery as well as to manage children's eye problems using glasses and medications. Many ophthalmologists and other physicians refer pediatric patients to a pediatric ...
Basic binocularity is already developed when the child is from 6 to 12 months old. Vision is well formed when reaching the age of 3 years, by this moment children can watch three-dimensional graphics without involving risks to their eye health. In case of presenting Photosensitive epilepsy (PSE), precautions should be taken. The risk of an ...
Micropsia is a condition affecting human visual perception in which objects are perceived to be smaller than they actually are. Micropsia can be caused by optical factors (such as wearing glasses), by distortion of images in the eye (such as optically, via swelling of the cornea or from changes in the shape of the retina such as from retinal edema, macular degeneration, or central serous ...
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Glasses are easiest while contact lenses can provide a wider field of vision. [2] Surgery works by changing the shape of the cornea. [5] Far-sightedness primarily affects young children, with rates of 8% at 6 years old and 1% at 15 years old. [9]