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A review of the risk and precipitating factors for spontaneous coronary artery dissection

Frontiers in Cardiovascular Medicine

Introduction Spontaneous coronary artery dissection (SCAD) accounts for 1%–4% of cases of acute coronary syndrome (ACS). SCAD is caused by separation occurring within or between any of the three tunics of the coronary artery wall. The incidence of SCAD is higher in women than in men, with a ratio of approximately 9:1.

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