| umls-concept:C0042790 | skos:definition | MSH: Visual impairments limiting one or more of the basic functions of the eye: visual acuity, dark adaptation, color vision, or peripheral vision. These may result from EYE DISEASES; OPTIC NERVE DISEASES; VISUAL PATHWAY diseases; OCCIPITAL LOBE diseases; OCULAR MOTILITY DISORDERS; and other conditions (From Newell, Ophthalmology: Principles and Concepts, 7th ed, p132).,CSP: visual impairments limiting one or more of the basic functions of the eye: visual acuity, dark adaptation, color vision, or peripheral vision; may result from eye diseases, optic nerve diseases, visual pathway diseases, occipital lobe diseases, ocular motility disorders, etc; visual disability refers to inability of the individual to perform specific visual tasks, such as reading, writing, orientation, or traveling unaided.,NCI: Visual impairments limiting one or more of the basic functions of the eye: visual acuity, dark adaptation, color vision, or peripheral vision. These may result from eye diseases, optic nerve diseases, visual pathw | lld:umls |
