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Overview
Once the catheter has been positioned at the coronary artery origin, contrast media is injected and a series of X-rays (film) are taken to check for any change in the arteries. Following this, the catheter is removed and the procedure is completed.
Review Date 5/12/2026
Updated by: Deepak Sudheendra, MD, MHCI, RPVI, FSIR, CEO & Medical Director, 360 Vascular Institute, with an expertise in Vascular Interventional Radiology & Surgical Critical Care, Columbus, OH. Review provided by VeriMed Healthcare Network. Also reviewed by David C. Dugdale, MD, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.