Incidence of spontaneous and provoked coronary spasms after percutaneous transluminal coronary angioplasty

We studied the incidence of spontaneous and ergonovine-induced coronary arterial spasm during repeat coronary angiography in 96 consecutive patients with single-vessel disease who had undergone successful angioplasty. Follow-up angiography was performed after a mean of 6 months (1–8 months). Sixty p...

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