In literature, archetypes often appear in the form of. 1  Symbols or motifs. 2  Situations or plot forms. 3  Themes. 4  Animals. 5  Settings or places. 6  Characters.
Variant angina is an extremely rare form of angina pectoris that is caused by a spasm in a coronary artery. Angina pectoris, or angina for short, is chest pain or discomfort that occurs when the heart muscle is not getting enough oxygen-rich blood for a short period of time.nlike other types of angina that usually occur in someone with coronary artery disease (also called CAD or just heart disease), variant angina may occur in people with or without this condition.
Angina (say ANN-juh-nuh or ann-JY-nuh) is a symptom of heart disease. Angina happens when there is not enough blood flow to the heart muscle. This is often a result of narrowed blood vessels, usually caused by hardening of the arteries (atherosclerosis).Angina can be dangerous.ngina happens when there is not enough blood flow to the heart muscle. This is often a result of narrowed blood vessels, usually caused by hardening of the arteries (atherosclerosis). Angina can be dangerous.