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The effort to correct eye misalignment causes eye strain, leading to a range of symptoms that complicate diagnosis and treatment. Symptoms can mimic those of chronic fatigue or motion sickness, making VH difficult to recognize and diagnose due to its broad symptom spectrum and lack of widespread recognition.
The cause of congenital fourth nerve palsy is unclear in most cases. It may be neurogenic in origin, due to a dysgenesis of the CN IV nucleus or nerve, but a clinically similar palsy may result from absence or mechanical dysfunction (e.g., abnormal laxity) of the superior oblique tendon.
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On near fixation the affected individual may have only a latent deviation and be able to maintain binocularity or have an esotropia of a smaller size. Patients sometimes adopt a face turned towards the side of the affected eye, moving the eye away from the field of action of the affected lateral rectus muscle, with the aim of controlling ...
Fixation disparity is a tendency of the eyes to drift in the direction of the heterophoria.While the heterophoria refers to a fusion-free vergence state, the fixation disparity refers to a small misalignment of the visual axes when both eyes are open in an observer with normal fusion and binocular vision. [1]
Washington Corrections Center for Women (WCCW, originally the Purdy Treatment Center for Women) is a Washington State Department of Corrections women's prison located in Gig Harbor, Washington. [1] With an operating capacity of 740, it is the largest women's prison in the state [ 2 ] and is surrounded by Washington State Route 16 , and ...
Sildenafil, sold under the brand name Viagra, among others, is a medication used to treat erectile dysfunction and pulmonary arterial hypertension. [4] [8] It is also sometimes used off-label for the treatment of certain symptoms in secondary Raynaud's phenomenon. [9]
A typical application of such a lens is to refocus the correction allowing clear vision at any distance. Unlike with bifocals, near-vision correction is achieved over the entire field of view, in any direction. Switching between distance and near vision is accomplished by re-adjusting the lens, instead of by tilting and/or rotating the head.