Contact Address: 694 Rockaway Ave #43 11212 Phone: (347) 752-4270 About US: To make a diagnosis, an ophthalmologist conducts a thorough eye exam and looks for abnormalities anywhere in the eye. The following tests may be done to determine the location and extent of the disease: Amsler grid test. Your doctor may use an Amsler grid to test the clarity of your central vision. He or she will ask you if the lines of the grid seem faded, broken or distorted and will note where the distortion occurs on the grid to better understand the extent of retinal damage. If you have macular degeneration, he or she might also ask you to use this test to self-monitor your condition at home.