Search results
Results From The WOW.Com Content Network
Prefix: aniso-from the Greek language (meaning unequal), which in turn comes from an: meaning not and iso meaning equal; Root: cor, from the Greek word korē meaning pupil of the eye; Suffix: -ia, which is a Latin suffix meaning a disease or a pathological or abnormal condition; Thus, anisocoria means the condition of unequal pupils.
Anisometropia causes some people to have mild vision problems, or occasionally more serious symptoms like alternating vision or frequent squinting. However, since most people do not show any clear symptoms, the condition usually is found during a routine eye exam. [8] For early detection in preverbal children, photoscreening can be used.
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 ...
Changes in the eye can help predict other health concerns in the body, such as diabetes and high blood pressure. A new study has identified a set of 29 vascular health indicators on the retina ...
Ischemic optic neuropathies are classified based on the location of the damage and the cause of reduced blood flow if known. [3] Anterior ischemic optic neuropathy (AION) includes diseases that affect the optic nerve head and cause swelling of the optic disc. These diseases often cause sudden rapid visual loss in one eye.
Marcus Gunn pupil: The left optic nerve and the optic tracts. A Marcus Gunn pupil indicates an afferent defect, usually at the level of the retina or optic nerve. Moving a bright light from the unaffected eye to the affected eye would cause both eyes to dilate, because the ability to perceive the bright light is diminished. Specialty ...
Visual or vision impairment (VI or VIP) is the partial or total inability of visual perception.In the absence of treatment such as corrective eyewear, assistive devices, and medical treatment, visual impairment may cause the individual difficulties with normal daily tasks, including reading and walking. [6]
Pseudoexfoliation syndrome, often abbreviated as PEX [1] and sometimes as PES or PXS, is an aging-related systemic disease manifesting itself primarily in the eyes which is characterized by the accumulation of microscopic granular amyloid-like protein fibers. [2]