Coronary artery spasm has provoked considerable interest as an etiological factor in chest pain syndromes, as a diagnostic challenge, and as a treatable form of cardiac pain that may not respond to traditional therapy. In order to place the concept of coronary spasm in perspective, it is important to consider the normal features of coronary flow and resistance.
KeywordsAngina Pectoris Coronary Blood Flow Isosorbide Dinitrate Coronary Spasm Coronary Artery Spasm
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