Angiography By Mehmet Kocak, MD, Rush University Medical Center Reviewed / Revised Apr 2021 | Modified Sep 2022 View Patient Education Uses of Angiography Variations of Angiography Disadvantages of Angiography Topic Resources Digital Subtraction Angiography Angiography is sometimes called conventional angiography to distinguish it from CT angiography (CTA) and magnetic resonance angiography (MRA).