neÂ·croÂ·ses (-sÄzâ²) Death of cells through injury or disease, especially in a localized area of a tissue or organ. [Late Latin necrÅsis, a causing to die, killing, from Greek nekrÅsis, death, from nekroun, to make dead, from nekros, corpse; see nek-1 in the Appendix of Indo-European roots.] neÂ·crotâ²ic (-krÅtâ²Ä­k) adj.
Types of Angina. Angina usually refers to the chest pain caused by the shortage of oxygenated blood in the heart muscles. It is mainly of three types-stable, unstable, and variant angina.Find out more about these three types of angina, and what can cause them, through this Buzzle article.he most common symptoms of this condition are chest pain and discomforts like tightness, squeezing, and heaviness in the chest. Sometimes, the chest pain or discomfort is also accompanied by other symptoms, like pain in the upper abdomen, back, and the neck.
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.