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Updated: Aug 17, 2026

Phase Contrast Magnetic Resonance Imaging in the Rat Common Carotid Artery
Published on: September 5, 2018
Applications of phase-contrast flow and velocity imaging in cardiovascular MRI
Peter D Gatehouse1, Jennifer Keegan, Lindsey A Crowe
1Royal Brompton Hospital and National Heart and Lung Institute, Imperial College, London, UK. p.gatehouse@rbh.nthames.nhs.uk
Abstract:
A review of cardiovascular clinical and research applications of MRI phase-contrast velocity imaging, also known as velocity mapping or flow imaging. Phase-contrast basic principles, advantages, limitations, common pitfalls and artefacts are described. It can measure many different aspects of the complicated blood flow in the heart and vessels: volume flow (cardiac output, shunt, valve regurgitation), peak blood velocity (for stenosis), patterns and timings of velocity waveforms and flow distributions within heart chambers (abnormal ventricular function) and vessels (pulse-wave velocity, vessel wall disease). The review includes phase-contrast applications in cardiac function, heart valves, congenital heart diseases, major blood vessels, coronary arteries and myocardial wall velocity.
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