hemianopic scotoma

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• hemianopic scotoma — noun a scotoma involving half of the visual field • Hypernyms: ↑scotoma …   Useful english dictionary

• hemianopic scotoma — a scotoma that affects half of the central visual field. Cf. hemianopia …   Medical dictionary

• scotoma — 1. An isolated area of varying size and shape, within the visual field, in which vision is absent or depressed. 2. A blind spot in psychological awareness. [G. skotoma, vertigo, fr. skotos, darkness] absolute s. a s. in which there is no… …   Medical dictionary

• 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

• blindness and hallucinations —    Visual hallucinations occurring in individuals with impaired vision have been reported since ancient times. Perhaps the best known historical example is the description of Charles Lullin s * visual hallucinations, as rendered by his grandson… …   Dictionary of Hallucinations