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We sought to compare a three-dimensional, contrast-enhanced, magnetic resonance angiogram (3D CE MRA) sequence combining parallel-imaging (generalised autocalibrating partially parallel acquisitions (GRAPPA)) with a time-resolved echo-shared angiographic technique (TREAT) in an intraindividual comparison to a standard 3D MRA sequence. Four healthy volunteers (27–32 years), and 11 patients (11–82 years)...
Coronary and systemic hemodynamic effects of verapamil have been investigated previously in detail. The acute impact of intracoronary verapamil on coronary hemodynamics has, however, not been correlated to simultaneously changes in myocardial metabolism or norepinephrine levels in humans. After bolus application of 1 mg verapamil into the left coronary artery of 52 patients scheduled for routine coronary...
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