What is the difference between ‘heart attack’ and ‘stroke’?
A heart attack and a stroke are two distinct medical conditions that involve different organs and systems in the body. Here are the key differences between a heart attack and a stroke:
- Affected Organ:
- Heart Attack: A heart attack, also known as a myocardial infarction, occurs when the blood flow to a part of the heart muscle is blocked. This is usually due to a blood clot forming in a coronary artery, which supplies blood to the heart muscle.
- Stroke: A stroke, on the other hand, occurs when there is a disruption of blood flow to the brain. This can happen either due to a blockage in the blood vessels supplying the brain (ischemic stroke) or due to bleeding into the brain (hemorrhagic stroke).
- Heart Attack: Symptoms of a heart attack often include chest pain or discomfort, shortness of breath, sweating, nausea, and pain or discomfort in the arms, neck, jaw, or back.
- Stroke: Symptoms of a stroke can vary but may include sudden numbness or weakness in the face, arm, or leg (especially on one side of the body), confusion, trouble speaking or understanding speech, difficulty walking, dizziness, and severe headache.
- Heart Attack: The most common cause of a heart attack is the formation of a blood clot in a coronary artery, leading to a blockage of blood flow to a part of the heart muscle.
- Stroke: Strokes can be caused by a blockage (ischemic stroke) or bleeding (hemorrhagic stroke) in the blood vessels supplying the brain. Common causes include blood clots, atherosclerosis (hardening and narrowing of the arteries), and ruptured blood vessels.
- Heart Attack: Treatment for a heart attack may involve medications to dissolve or prevent blood clots, procedures to open blocked arteries (such as angioplasty and stent placement), and lifestyle changes.
- Stroke: Treatment for a stroke depends on the type and cause. Ischemic strokes may be treated with medications to dissolve or remove clots, while hemorrhagic strokes may require surgery to repair or remove the bleeding vessel. Rehabilitation is often a crucial part of stroke recovery.
It’s important to note that both heart attacks and strokes are medical emergencies that require immediate attention. If you suspect someone is experiencing symptoms of a heart attack or stroke, seek medical help promptly