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Read about angina, unstable medical facts: what is the definition of angina, unstable, what are the signs and symptoms, medical treatment & how to treat angina, unstable, information about the causes, and related angina, unstable diseases.

Definition: What is "Angina, Unstable"?


Angina, unstable definition: Unstable angina, or angina pectoris, is a medical condition where the obstruction of the coronary artery causes reduced supply of oxygen to the heart.

Symptoms & Signs

Among the symptoms of this disease are stress, chest pain & viselike squeezing sensations in the breastbone. Chest pains usually last for a few minutes. This disorder is common among the elderly.

Treatment: How to Treat "Angina, Unstable"?

Angina pectoris is treated with adequate rest & relaxation. In severe cases, surgery is required to improve oxygen circulation in the arteries.


Angina pectoris is caused by the narrowing of the blood vessels such that oxygen could not be sufficiently delivered to the heart muscles. This can also be due to emotional stress & arteriosclerosis.

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