These medicines block the effects of growth signals the body sends to generate new blood vessels. Some medicines, called anti-VEGF drugs, may help stop the growth of new blood vessels. If started early enough, treatment may recover some lost vision. Treatments are available that may help slow disease progression and preserve existing vision.
Though still used primarily as a research tool, its use is increasing in clinics. In certain cases, OCT allows your eye doctor to see unwanted blood vessels in the macula. Optical coherence tomography (OCT) angiography.This test also is used to help monitor how the retina responds to macular degeneration treatments. It identifies areas of thinning, thickening or swelling. This noninvasive imaging test displays detailed cross sections of the retina. It may be used to confirm the findings of a fluorescein angiography or to identify problem blood vessels deeper in the retina. Like fluorescein angiography, this test uses an injected dye. The images will show if you have leaking blood vessels or retinal changes. A special camera takes pictures as the dye travels through the blood vessels. The dye travels to and highlights the blood vessels in your eye. During this test, your eye doctor injects a dye into a vein in your arm. If you have macular degeneration, some of the straight lines in the grid may look faded, broken or distorted. During an eye exam, your eye doctor may use an Amsler grid to test for changes in your central vision. A test for changes in the center of your vision.People with macular degeneration often have many drusen. Your eye doctor looks for fluid or blood or a mottled appearance that's caused by yellow deposits that form under the retina, called drusen. Then a special instrument is used to examine the back of your eye. Your eye doctor puts drops in your eyes to dilate them.
To confirm a diagnosis of macular degeneration, your eye doctor may suggest other tests, including: Your eye doctor reviews your medical and family history and conduct a complete eye exam. Viewing an Amsler grid in an advanced stage of macular degeneration, you may see distorted grid lines or a blank spot near the center of the grid (right).
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