0
Visual field tests (perimetry) can detect blind spots in a patient's field of vision before the patient is aware of them. Certain defects may indicate glaucoma.
Wiki User
∙ 13y ago
Add your answer:
Earn +20 pts
Which diagnostic test is performed to determaine losses in peripheral vision?
A visual field test; the most common type is called a Humphrey Visual Field 30-2 test; older and less common visual field tests include Goldmann visual fields and tangent screen visual fields. Source: I am an Optometrist
Why do you have to have your eyes dilated to do a visual fields test is that necessary?
Dilating the pupils for a visual field test allows more light to enter the eye. If your first visual field was performed while dilated, it's very important that all subsequent visual fields be repeated while dilated, otherwise the undilated tests are considered inaccurate or invalid.
Is visual field testing performed to determine the presence of cataracts?
no visual field testing is used to determine peripheral vision losses
Normal vision in both eyes for right half of the visual field absence of vision in both eyes for left half of the visual field?
Normal vision in both eyes results in the right half of the visual field being dominant. The absence of vision in both eyes results in the left half of the visual field being dominant.
If an object is moving to the left at a constant speed and your eyes are rotating to the left at twice the speed how will you see the object?
The object will appear to be moving to the right in your visual field. This is because your visual field is moving to the left faster than the object is moving to the left. What you will see is that the object will appear in your visual field on the left, and the object will move across your visual field to the right.
What has the author Thomas J Walsh written?
Thomas J. Walsh has written: 'Visual fields' -- subject(s): Eye Diseases, Visual Fields, Visual fields, Diagnosis, Perimetry, Visual Field Tests 'Neuro-ophthalmology' -- subject(s): Diagnosis, Eye Diseases, Eye Manifestations, Neurologic Manifestations, Neuroophthalmology, Diagnositc, Neuro-ophtalmologie, Manifestations oculaires, Manifestations neurologiques, Maladies de l'oeil
Blindness in one half of the visual field?
hemianopia
Blindness in one-half of the visual field?
hemianopia
What are the two parts of visual field?
Central and peripheral
What is the focal visual system?
Is responsible for object identification and recognition. It takes place in the centre of your visual field.
What is the definition of psychological tests?
Psychological tests are standardized procedures for measuring aspects of an individual's psychological attributes, such as intelligence, personality, aptitude, or mental health. They are designed to quantify specific traits or characteristics in order to provide information for diagnostic, evaluative, or decision-making purposes in various psychological settings.
What is an eye examination?
An eye examination is a series of tests that measure a person's ocular health and visual status, to detect abnormalities in the components of the visual system
