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Concomitant esotropia – that is, an inward squint that does not vary with the direction of gaze – mostly sets in before 12 months of age (this constitutes 40% of all strabismus cases) or at the age of three or four. Most patients with "early-onset" concomitant esotropia are emmetropic, whereas most of the "later-onset" patients are ...
Onset is typically sudden with symptoms of horizontal diplopia. Limitations of eye movements are confined to abduction of the affected eye (or abduction of both eyes if bilateral) and the size of the resulting convergent squint or esotropia is always larger on distance fixation - where the lateral recti are more active - than on near fixation ...
diplopia or double vision - more seen in adults (maturity / plasticity of neural pathways) and suppression mechanisms of the brain in sorting out the images from the two eyes. cyclotropia, a cyclotorsional deviation of the eyes (rotation around the visual axis), particularly when the root cause is an oblique muscle paresis causing the hypertropia.
Leber's hereditary optic neuropathy (LHON) is a mitochondrially inherited (transmitted from mother to offspring) degeneration of retinal ganglion cells (RGCs) and their axons that leads to an acute or subacute loss of central vision; it predominantly affects adult males, and onset is more likely in younger adults.
Acute-onset anisocoria should be considered a medical emergency. These cases may be due to brain mass lesions , which cause oculomotor nerve palsy. Anisocoria in the presence of confusion, decreased mental status , severe headache, or other neurological symptoms can forewarn a neurosurgical emergency.
(The Center Square) – Wisconsin Gov. Tony Evers said he intends to propose spending $80 million on farms, farm families, processors and producers in his upcoming biennial budget proposal ...
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NAION is the most frequently diagnosed sudden optic nerve disease in adults over 50, predominantly affecting Caucasians, [27] with variable rates reported in Asian populations, [28] [29] and affecting males more than females. [30] Presentation can vary, but patients typically report painless visual loss upon waking up in the morning or after a ...