Visual impairment


MSH: Vision considered to be inferior to normal vision as represented by accepted standards of acuity, field of vision, or motility. Low vision generally refers to visual disorders that are caused by diseases that cannot be corrected by refraction (e.g., MACULAR DEGENERATION; RETINITIS PIGMENTOSA; DIABETIC RETINOPATHY, etc.).,AIR: Visual Loss: objective loss of visual acuity during a finite period attributable to an underlying disease.,NCI: Reduced ability to perceive visual stimuli.

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