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 (Prinzmetal's) Angina. Variant angina is rare. A spasm in a coronary artery causes this type of angina. Variant angina usually occurs while you're at rest, and the pain can be severe.It usually happens between midnight and early morning. Medicine can relieve this type of angina.ngina (an-JI-nuh or AN-juh-nuh) is chest pain or discomfort that occurs if an area of your heart muscle doesn't get enough oxygen-rich blood. Angina may feel like pressure or squeezing in your chest. The pain also can occur in your shoulders, arms, neck, jaw, or back.