Definition of "angiography" []

• Examination of the blood vessels using x-rays following the injection of a radiopaque substance. (noun)

American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.

• "Also known as angiography or arteriography, this special x-ray helps to detect if your coronary arteries are blocked, where, and by how much."
• "The researchers interviewed 200 patients who were undergoing a diagnostic test called angiography, an X-ray exam of the blood vessels and heart chambers that can determine if a person has coronary heart disease."
• "This is a special kind of angiography procedure that's specifically designed to examine the blood vessels in the heart and how they respond to different medications."