👉 Ectypography, also known as the "eyeball test," is a medical procedure that involves observing the shape and placement of the eyeballs. It is commonly used to diagnose eye disorders such as glaucoma or cataracts. In this test, a doctor places their finger in front of one eye and then gently rubs it against the back of the other eye. The doctor will look for any abnormalities in the position or shape of the eyes, which can indicate underlying eye conditions