An electronystagmogram (ENG) measures normal eye movement and involuntary rapid eye movements called nystagmus. It also checks the muscles that control eye movements. ENG checks how well the eyes, inner ears, and brain help you keep y
Magnetic resonance imaging (MRI) is a test that uses a magnetic field and pulses of radio wave energy to take pictures of the head. In many cases, MRI gives information that cannot be seen on an X-ray, ultrasound, or computed tomo
A computed tomography (CT) scan uses X-rays to make pictures of the head and face.
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Health.Kosmix.comAn eye angiogram uses a yellow dye (fluorescein) and a camera to take pictures and evaluate the blood flow through the vessels in the back of the eye (retina).
A tonometry test measures the pressure inside your eye, which is called intraocular pressure (IOP). This test is used to check for glaucoma, an eye disease that can cause blindness by damaging the nerve in the back of the eye (optic n
Vision tests check many different functions of the eye. The tests measure your ability to see details at near and far distances, check for gaps or defects in your field of vision, and evaluate your ability to see different colors.
Gonioscopy is an eye examination to look at the front part of your eye (anterior chamber) between the cornea and the iris. See a picture of the eye.
Ophthalmoscopy is a test that allows a health professional to see inside the back of the eye (called the fundus) and other structures using a magnifying instrument (ophthalmoscope) and a light source. It is done as part of an eye examinat
Laser surgery for nearsightedness attempts to correct it by changing the shape of the cornea.
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