visual field loss


visual field loss
потеря поля зрения

Англо-русский офтальмологический словарь. 2010.

Смотреть что такое "visual field loss" в других словарях:

  • Visual field — The term visual field is sometimes used as a synonym to field of view, though they do not designate the same thing. The visual field is the spatial array of visual sensations available to observation in introspectionist psychological experiments …   Wikipedia

  • visual field defect —       a blind spot (scotoma) or blind area within the normal field of one or both eyes (eye, human). In most cases the blind spots or areas are persistent, but in some instances they may be temporary and shifting, as in the scotomata of migraine… …   Universalium

  • Visual field — The entire area that can be seen when the eye is directed forward, including that which is seen with peripheral vision. The visual field can be tested to measure the extent and distribution of the field of vision. The test may be done by a number …   Medical dictionary

  • visual field — the area in front of the eye in any part of which an object can be seen without moving the eye. With both eyes open and looking straight forward it is possible to see well illuminated objects placed anywhere in front of the eyes, although the… …   The new mediacal dictionary

  • visual-field defect — Blind spot (scotoma) or area in the normal field of vision. It may be persistent or temporary and shifting, as in a migraine aura. The field may narrow, as in glaucoma. The normally small blind spot corresponding to the point where the optic… …   Universalium

  • field loss —    Also known as tunnel vision, this visual malady is a reduced visual range due to injury or disease …   Glossary of Art Terms

  • spiral visual field — a visual field pattern, seen in functional visual loss, in which there is a continuous contraction of the visual field as it is plotted from meridian to meridian, so that the line connecting the limits of all of the meridians takes the form of a… …   Medical dictionary

  • Visual impairment — Classification and external resources ICD 10 H54 ICD …   Wikipedia

  • Visual acuity — 20/15 and 20/15 vision redirect here. For other uses, see 2020 (disambiguation). Typical Snellen chart used for visual acuity testing. Visual acuity (VA) is acuteness or clearness of vision, which is dependent on the sharpness of the retinal… …   Wikipedia

  • Visual memory — Close up of the human eye, where vision begins. Visual memory describes the relationship between perceptual processing and the encoding, storage and retrieval of the resulting neural representations. Visual memory occurs over a broad time range… …   Wikipedia

  • visual hallucination —    Also referred to as vision. Both terms are indebted to the Latin noun visio, which means sight. They are used to denote a hallucination of sight. Historically, visual hallucinations have been divided into a multitude of types. Using their… …   Dictionary of Hallucinations


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