quadrantanopia


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Noun1.quadrantanopia - blindness in one fourth of the visual field
vision defect, visual defect, visual disorder, visual impairment - impairment of the sense of sight
References in periodicals archive ?
The physical examination revealed a right homonymous upper quadrantanopia.
15) HH may occur in different forms: (16) complete hemianopia, affecting both the upper and lower areas of the visual hemifield; quadrantanopia, affecting a visual quadrant; or a paracentral scotoma which does not exceed 10[degrees]and lies on the immediate edge of the central vision.
Other defects that can be seen are superior quadrantanopia.
Visual outcomes are compromised in a significant number of survivors, with as many as two thirds experiencing visual field deficits, reduced visual acuity, or at least quadrantanopia (Karavitaki et al.