Ergonovine is not commonly used for this purpose any longer since the spasm can be severe and result in infarction. Coronary vasospasm can cause ST elevation on the ECG, but only during symptoms.

On postpartum day 3, she experienced a severe exacerbation of her headache ... demonstrated high blood-flow velocities consistent with vasospasm, most notably within the right M1 segment of ...

Some theories suggest that coronary vasospasm or microvascular coronary ... Echocardiography is the best means to diagnosis the severe left ventricular systolic dysfunction and wall motion pattern ...

Severe hepatic impairment ... Do not administer if there is evidence of CAD or coronary artery vasospasm (see Contraindications). For patients with multiple cardiovascular risk factors who ...