- upper hemianopia
- عمى شقي علوي
English-Arabic Medical Dictionary. 2013.
upper hemianopia
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hemianopia — Also known as hemianopsia. Both terms come from the Greek words hèmi (half), an (not), and opsis (seeing). They translate loosely as blindness in one half of the visual field . Phe nomenologically, various types of hemianopia can be… … Dictionary of Hallucinations
hemianopia — Loss of vision for one half of the visual field of one or both eyes. SYN: hemianopsia. absolute h. hemianopsia in which the affected field is totally insensitive to all visual stimuli. SYN: complete h.. altitudinal h. a defect in the visual … Medical dictionary
hemianopia — n. absence of half of the normal field of vision. The commonest type is homonymous hemianopia, in which the same half (right or left) is lost in both eyes. Sometimes the inner halves of the visual field are lost in both eyes, producing a binasal… … The new mediacal dictionary
altitudinal hemianopia — hemianopia in the upper or lower half of the visual field … Medical dictionary
crossed hemianopia — altitudinal hemianopia affecting the upper field of one eye and the lower field of the other … Medical dictionary
nervous system disease — Introduction any of the diseases or disorders that affect the functioning of the human nervous system (nervous system, human). Everything that humans sense, consider, and effect and all the unlearned reflexes of the body depend on the… … Universalium
quadrantanopia — Loss of vision in a quarter section of the visual field of one or both eyes; if bilateral, it may be homonymous or heteronymous, binasal or bitemporal, or crossed, e.g., involving the upper quadrant in one eye and the lower quadrant in the other … Medical dictionary
Posterior cerebral artery — Artery: Posterior cerebral artery Outer surface of cerebral hemisphere, showing areas supplied by cerebral arteries. (Yellow is region supplied by posterior cerebral artery.) … Wikipedia
Eye examination — An eye examination is a battery of tests performed by an optometrist or ophthalmologist assessing vision and ability to focus on and discern objects, as well as other tests and examinations pertaining to the eyes.All people should have periodic… … Wikipedia
eye, human — ▪ anatomy Introduction specialized sense organ capable of receiving visual images, which are then carried to the brain. Anatomy of the visual apparatus Structures auxiliary to the eye The orbit The eye is protected from mechanical injury… … Universalium
eye disease — Introduction any of the diseases or disorders that affect the human eye (eye, human). This article briefly describes the more common diseases of the eye and its associated structures, the methods used in examination and diagnosis, and the… … Universalium
