Catheter-directed gadolinium-enhanced MR angiography

Radiol Clin North Am. 2002 Jul;40(4):953-63. doi: 10.1016/s0033-8389(02)00014-3.

Abstract

In the setting of MRI-guided endovascular interventions, catheter-directed Gd-enhanced MRA offers many of the same capabilities as conventional x-ray DSA. Local injections permit rapid depiction of blood vessels and help guide interventions. The primary benefit of IA injections is significant reduction of administered contrast-agent dose compared with conventional IV injections. Another major benefit is facilitated background suppression, including that of adjacent vascular beds. As MRI guidance methods improve, catheter-based Gd injections should gain expanded use in clinical practice.

Publication types

  • Research Support, U.S. Gov't, P.H.S.
  • Review

MeSH terms

  • Catheterization
  • Contrast Media* / administration & dosage
  • Gadolinium* / administration & dosage
  • Humans
  • Injections / methods
  • Magnetic Resonance Angiography / instrumentation*
  • Magnetic Resonance Angiography / methods*

Substances

  • Contrast Media
  • Gadolinium