Testing for cataracts begins with dilatation of your pupil using drops the doctor places in your eye. The widening of your pupils helps your doctor properly examine your lens and retina. A visual acuity test is performed. It is a quick and painless way to test for vision problems. Tonometry is carried out by an eye specialist-this is a test used to measure the pressure of the fluid in your eye. It will enable your doctor to detect glaucoma.
Attribution: Avallain