Compensation of Signal Loss Due to Cardiac Motion in Point-Resolved Spectroscopy of the Heart

Kilian Weiss¹, Severin Summermatter¹, Christian T. Stoeck¹, Sebastian Kozerke¹

In cardiac magnetic resonance spectroscopy signals are acquired using a combination of ECG triggering and navigator gating to compensate for cardiac and respiratory motion. While the effects and compensation of motion induced by respiration has been studied in detail only little work has been done to study and compensate the impact of cardiac bulk motion on signal-to-noise ratio performance so far.