Binasal quadrantanopia is a rare type of visual field defect characteristic of vision loss in either the upper or lower quadrants of both nasal visual fields. The affected individuals often exhibit impairments in peripheral vision, leading to difficulties in various daily activitie...
Lesions of the optic chiasm can produce a variety of visual field defects including bitemporal hemianopia, junctional scotoma (anterior chiasmal defect), quadrantanopia and bitemporal, or unilateral temporal scotoma depending on the site and extent of the lesion. Visual field defects in neurological ...
Quadrantanopsia/Quadrantanopiadoi:10.1007/978-3-540-29678-2_2859Quadrantic visual field defect resulting from lesion of the optic radiation. For example, lesion of the optic radiation fibers looping into the temporal lobecauses visual loss in the upper quadrant...Springer Berlin Heidelberg...
OBJECTIVE: To determine the localizing associations of a quadrantic visual field defect. DESIGN: Retrospective study of case records of 41 patients with inferior quadrantanopia and 30 patients with superior quadrantanopia caused by disorders affecting the posterior visual pathway. The responsible lesion...
There was a discrepancy between the pupillomotor threshold and the density of the visual field defect. These findings are in agreement with known reports on the development of pupillomotor thresholds in homonymous hemianopia of suprageniculate origin....
Twitter Google Share on Facebook Also found in:Thesaurus,Medical,Wikipedia. ThesaurusAntonymsRelated WordsSynonymsLegend: Switch tonew thesaurus Noun1.quadrantanopia- blindness in one fourth of the visual field vision defect,visual defect,visual disorder,visual impairment- impairment of the sense of sig...