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Purpose
To develop and evaluate a novel dynamic contrast‐enhanced imaging technique called RACER‐GRASP (Respiratory‐weighted, Aortic Contrast Enhancement‐guided and coil‐unstReaking Golden‐angle RAdial Sparse Parallel) MRI that extends GRASP to include automatic contrast bolus timing, respiratory motion compensation, and coil‐weighted unstreaking for improved imaging performance in liver MRI.
Methods...
Purpose
To evaluate the feasibility of an improved motion and flow robust methodology for imaging the pulmonary vasculature using non‐contrast‐enhanced, free‐breathing, golden‐angle radial MRI.
Methods
Healthy volunteers (n = 10, age 46 ± 11 years, 50% female) and patients (n = 2, ages 27 and 84, both female) were imaged at 1.5 T using a Cartesian and golden‐angle radial 2D balanced SSFP pulse...
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