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Esotropia is a form of strabismus in which one or both eyes turn inward. The condition can be constantly present, or occur intermittently, and can give the affected individual a "cross-eyed" appearance. [1] It is the opposite of exotropia and usually involves more severe axis deviation than esophoria. Esotropia is sometimes erroneously called ...
Duane syndrome is a congenital rare type of strabismus most commonly characterized by the inability of the eye to move outward. The syndrome was first described by ophthalmologists Jakob Stilling (1887) and Siegmund Türk (1896), and subsequently named after Alexander Duane, who discussed the disorder in more detail in 1905. [2] Other names for ...
Prism correction is measured in prism dioptres. A prescription that specifies prism correction will also specify the "base". The base is the thickest part of the lens and is opposite from the apex. Light will be bent towards the base and the image will be shifted towards the apex. In an eyeglass prescription, the base is typically specified as up, down, in, or out, but left and right are also ...
Diplopia is the simultaneous perception of two images of a single object that may be displaced horizontally or vertically in relation to each other. [1] Also called double vision, it is a loss of visual focus under regular conditions, and is often voluntary. However, when occurring involuntarily, it results from impaired function of the extraocular muscles, where both eyes are still functional ...
Click through to see the shocking before and after images: The main side effects heroin causes on appearance according to New Health Advisor are: Weight loss due to loss of appetite, or because a ...
Refractive errors are corrected with eyeglasses, contact lenses, or surgery. [1] Eyeglasses are the easiest and safest method of correction. [1] Contact lenses can provide a wider field of vision; however they are associated with a risk of infection. [1] Refractive surgery permanently changes the shape of the cornea. [1]
Electroconvulsive therapy. Electroconvulsive therapy ( ECT) or electroshock therapy ( EST) is a psychiatric treatment where a generalized seizure (without muscular convulsions) is electrically induced to manage refractory mental disorders. [1] Typically, 70 to 120 volts are applied externally to the patient's head, resulting in approximately ...
81% of millennials say they can’t afford a midlife crisis, psych study shows.
Horror fusionis is a rare condition and normally appears only in patients who have been treated by means of surgery or other interventions. [2] Attempts to achieve stereoscopic vision, in particular anti-suppression therapy and other orthoptic exercises, may lead to double vision as undesired side effect, in particular also to horror fusionis .
Florida head football coach Billy Napier made his first comments on former Florida signee Jaden Rashada's lawsuit, one week after the new Georgia quarterback filed the complaint against the coach ...