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Accelerating angina; New-onset angina; Angina - unstable; Progressive angina
Symptoms of angina may include:
With stable angina, the chest pain or other symptom only occurs with a certain amount of activity or stress. The pain does not occur more often or get worse over time.
Unstable angina is chest pain that is sudden and gets worse over time. You may be developing unstable angina if the chest pain:
Unstable angina is a warning sign that a heart attack may happen soon. It needs to be treated right away. If you have any type of chest pain, see your doctor.
The doctor will perform a physical examination and check your blood pressure. The doctor may hear abnormal sounds, such as a heart murmur or irregular heartbeat, when listening to your chest with a stethoscope.
Tests for angina include:
Anderson JL, Adams CD, Antman EM, Bridges CR, Califf RM, Casey DE Jr., et al. ACC/AHA 2007 guidelines for the management of patients with unstable angina/non-ST-Elevation myocardial infarction: a report of the American College of Cardiology/American Heart Association Task Force on Practice Guidelines (Writing Committee to Revise the 2002 Guidelines for the Management of Patients With Unstable Angina/Non-ST-Elevation Myocardial Infarction) developed in collaboration with the American College of Emergency Physicians, the Society for Cardiovascular Angiography and Interventions, and the Society of Thoracic Surgeons endorsed by the American Association of Cardiovascular and Pulmonary Rehabilitation and the Society for Academic Emergency Medicine. J Am Coll Cardiol. 2007;50:e1-e157.
Cannon CP, Braunwald E. In: Bonow RO, Mann DL, Zipes DP, Libby P, eds. Braunwald's Heart Disease: A Textbook of Cardiovascular Medicine. 9th ed. Philadelphia, Pa: Saunders Elsevier; 2011:chap 56.
Montalescot G, Cayla G, Collet JP, Elhadad S, Beyqui F, Le Breton H, et al. Immediate vs. delayed intervention for acute coronary syndromes: a randomized clinical trial. JAMA. 2009;302:947-954.
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