Figure 1From: Regadenoson and adenosine are equivalent vasodilators and are superior than dipyridamole- a study of first pass quantitative perfusion cardiovascular magnetic resonanceA, B and C: study design using regadenoson, dipyridamole and adenosine. Sixteen volunteers underwent stress perfusion studies in three separate exams using regadenoson, dipyridamole and adenosine. Gadolinium contrast is shown as Gd. Minutes and seconds are shown as min and sec respectively.Back to article page