Cardiac Catheterization (cardiac cath) is a procedure that examines the inside of your heart's blood vessels using special X-rays called angiograms. Dye visible by X-ray is injected into blood vessels using a thin hollow tube called a catheter.
© 2016, American Heart Association, Inc.
All rights reserved. Unauthorized use prohibited. The content in this library is for educational purposes only, and therefore is not intended to be a substitute for professional medical advice, diagnosis or treatment.