visual field testing
Mapping sight boundaries
Visual field testing is a diagnostic procedure that maps the range and sensitivity of a person's peripheral and central vision.
An eye doctor uses it to detect blind spots, monitor glaucoma, or identify neurological conditions affecting sight: The visual field testing showed early damage from glaucoma.
The patient typically focuses on a central point while responding to lights appearing at various locations.
- perimetryVisual field assessment
- hemianopiaBlindness in half-field
- optic nerveRetina-brain neural connection
- scotomaLocalized vision absence
- neuro-ophthalmologyStudy of visual-neurological disorders
glaucoma · light sensitivity · macular degeneration · confrontation · cataracts · threshold · brain lesions · retinal detachment · stroke · multiple sclerosis · pituitary · cranial nerves · progression · tunnel vision · mapping · flashing lights · stimulus · Humphrey