acute⚑ High burden in India

Heart attack

A myocardial infarction (MI), commonly known as a heart attack, occurs when blood flow decreases or stops in one of the of the heart, causing infarction to the heart muscle. The most common symptom is retrosternal chest pain or discomfort that classically radiates to the left shoulder, arm, or jaw. The pain may occasionally feel like . This is the dangerous type of acute .

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Symptoms — what it feels like

·Chest pain, shortness of breath, /vomiting, dizziness or lightheadedness, cold sweat, feeling tired; arm, neck, back, jaw, or stomach pain, decreased level or total loss of consciousness

Causes — why it happens

·Angina or disease usually

How it's found

·Electrocardiograms (ECGs), blood tests, angiography

Treatment

·Percutaneous intervention, thrombolysis

Complications

·Heart failure, irregular heartbeat, cardiogenic shock, coma,

Outlook

·STEMI 10% risk of death (developed world)

More in Heart

Coronary artery disease Heart failure Arrhythmia (atrial fibrillation)Cardiomyopathy Heart valve disease Rheumatic heart disease Congenital heart defect Cardiac arrest Myocarditis Aortic stenosis Long QT syndrome Infective endocarditis

See all of Heart →

Plain-language summary adapted from Wikipedia. Not medical advice.