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  1. Fixation loss: The HVF will routinely flash dots in the patient’s physiological blind spot to check if the patient has his / her gaze fixated on the center. If the patient can actually see the spot, then it’s recorded as a fixation loss.

  2. It will tell your optometrist what type of glaucoma you have. Visual field test. A visual field test (sometimes called perimetry) checks for missing areas of vision. You may be shown a sequence of light spots and asked to press a button to indicate which ones you can see.

  3. A visual field test is a way to measure what you can see above, below and all-around. Visual field tests are specifically used to detect areas of vision loss (blind spots). If you have previously had vision loss problems, these tests can also be used to monitor the progression.

    • Confrontation visual field test. A common way for your doctor to screen for any problems in your visual field is with a confrontation visual field test.
    • Automated static perimetry test. To check for a suspected eye problem or monitor the progress of an eye disease, your ophthalmologist will rely on more specific tests to measure how you see objects in your field of vision.
    • Kinetic visual field test. In some cases, you may have a test called kinetic visual field testing. While it is similar to the perimetry testing process described above, the kinetic test uses moving light targets instead of blinking lights.
    • Frequency doubling perimetry. Another way your ophthalmologist can assess loss of vision is using something called frequency doubling perimetry. It uses an optical illusion to check for damage to vision.
  4. 3 days ago · A visual field test can help diagnose scotomas, or blind spots. It can also help identify loss of peripheral or side vision. Loss of side vision is an indicator of glaucoma, a disease that can lead to blindness. This article describes what to expect during a visual field test, why it's done, and what the results mean.

  5. Jun 10, 2022 · Conversely, if a patient is normal or has very early loss, and your clinical opinion is that it’s less urgent, the shorter test might be acceptable.” “I’d say that for early glaucoma patients and suspects, using a test that’s faster is probably OK,” Dr. Mansberger says.

  6. Apr 4, 2023 · When you visit an optometrist or ophthalmologist, a visual field test is part of a routine eye exam. Visual field testing can help your eye care provider find early signs of diseases like glaucoma that gradually damage vision.

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