Cardiovascular Research

Dissociation between improvement in angina pectoris and myocardial perfusion after transmyocardial revascularization with an exc

Authors: G J Kavanagh|||P Whittaker|||C A Prejean|||B R Firth|||R A Kloner|||G L Kay

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Abstract

Xenon chloride excimer laser transmyocardial revascularization significantly reduced angina in all patients and increased regional myocardial perfusion in most patients; however, there was no correlation between symptomatic improvement and flow improvement. Patients' symptomatic improvement preceded improved perfusion by several months.