<unk>  is a temporary, sudden narrowing of one of the<unk>  arteries (the arteries that supply blood to the heart). The spasm slows or stops blood flow through the artery and starves part of the heart of oxygen-rich blood.
Coronary vasospasm
Coronary artery irregularity
Hyperdynamic circulation
Sensor induced tachycardia
Coronary artery tortuosity
Myocardial inflammation
Cardiac fibrosis
Ventricular remodeling