Blurry vision, ghost images and nighttime halos around lights all can be warning signs of eye problems. 1  A flood of spots and floaters in your field of vision. 2  A sensation that a dark curtain has settled across your field of view. 3  Sudden eye pain, redness, nausea and vomiting.  Double vision, double images or ghost images.
MR Angiography (MRA) MR angiography (MRA) uses a powerful magnetic field, radio waves and a computer to evaluate blood vessels and help identify abnormalities or diagnose atherosclerotic (plaque) disease.
An MRA is a test that lets your doctor see inside your blood vessels -- your arteries and veins. MRA stands for Magnetic Resonance Angiogram or MR Angiography. Your doctor may ask you to get one in order to look for and treat problems with your blood vessels. The test can check the blood vessels in many different parts of your body: Brain or neck