Evidence of abnormal vasodilator reserve in coronary spasm

Although reduction of coronary flow reserve (CFR) is a common consequence of significant coronary stenoses, recent observations suggest that it may also be abnormal in other clinical settings such as myocardial hypertrophy or syndrome X in the absence of stenoses.1,2 This report shows that the CFR may also be abnormal in patients with normal coronary arteries and vasospasm.Peer Reviewedhttp://deepblue.lib.umich.edu/bitstream/2027.42/26259/1/0000340.pd