In current European and American revascularization guidelines, RA grafts are now strongly endorsed as the second conduit for ...

Other common risk factors for MVD include: Coronary artery spasms (CAS) happen when the muscles within the heart's arteries suddenly tighten, temporarily narrowing the arteries. This narrowing can ...

Coronary spasm is thought to explain this. Decision-making is greatly influenced by fetal safety. Thrombolytic therapy can be given, however, serious complications have been reported. Percutaneous ...

Intracoronary acetylcholine was used to provoke coronary spasm (administered at 2, 20, 100, and 200 µg), while resting and hyperemic measurements with intravenous adenosine were used to measure ...

Medically reviewed by Christopher Lee, MDMedically reviewed by Christopher Lee, MD Coronary artery disease ... and angina ...

which contributes to the potentially higher risk of additional PCI Some degree of diffuse coronary spasm (either due to endothelial dysfunction or due to catecholamine use) is frequently present ...

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.

If your coronary arteries are temporarily narrowing due to muscle contraction. This can disrupt blood flow and trigger a heart attack. In some cases, a blow to the chest, like during a sports ...