Goldberg says: “We see if the nerve fibers or blood vessels at the back of the eye are unusual in shape, because that can be an indication that nerves are being damaged. ” Glaucoma is also detected by visual - field testing.
दुसरी एक तपासण्याची पद्धत आहे जिला, दृष्टिक्षेत्र तपासणी म्हणतात.