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Doctor insights on: What Is A Heart Attack And What Causes It

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What causes sudden heart attack?

What causes sudden heart attack?

Sudden blockage: Heart attack occurs when there is a mismatch between amount of oxygen the heart needs and amount it can get through the blood vessels. A sudden blockage can occur when cholesterol deposits in the arteries break off and expose tissue that causes clots to form. That is a heart attack. The degree of damage is related to the area supplied by the occluded vessel, the specific location and duration. ...Read more

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Dr. Creighton Wright
3,920 doctors shared insights

Heart Attack (Definition)

Heart attack is a life-threatening condition in which the blood vessels that supply the heart becomes occluded and thus the heart itself is not longer receiving any blood flow. Without this blood flow, the heart muscle dies and cannot pump blood to the ...Read more


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What causes a heart attack at 19?

What causes a heart attack at 19?

Drugs, genes: Cocaine or methamphetamine come to mind when you see a 19 year old with a heart attack, although an autoimmune disease, hypertrophic cardiomyopathy, or severe hyperlipidemia might have a myocardial infarct at that age as well... Drugs are the cause more commonly seen in our society, however. ...Read more

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What causes sqelling on brainn with heart attack?

What causes sqelling on brainn with heart attack?

unclear question: If your question is "what causes brain swelling after cardiac arrest?" the answer is this. The brain swelling or edema is caused by high pressure on the veins and diffuse hypoxia of the brain during the resuscitation process. ...Read more

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I've had a heart attack. Someone please help me understand what causes this?

I've had a heart attack. Someone please help me understand what causes this?

Atherosclerosis: Heart attack is caused by atherosclerotic plaque in your coronary artery that ruptures such that a blood clot forms on it and acutely occluded the flow through the artery causing the heart attack. Risk factors for atherosclerosis include smoking, hypertension, hyperlipidemia, family history, obesity, diabetes. ...Read more

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What causes a heart attack? Why do some people die from them while others live?

What causes a heart attack? Why do some people die from them while others live?

Heart attack: heart attack means part of the heart muscle has died due to lack of blood supply. If you kill enough of the heart you can't survive as there isn't enough to pump blood to your body. In some cases even a small heart attack can cause electrical issues that can cause sudden death but these are more random and more difficult to predict. ...Read more

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What causes a massive heart attack or stroke?

What causes a massive heart attack or stroke?

Atherosclerosis: Depends on one's personal risks smoking, obesity, hypertension, hyperlipemia, diabetes , family history. Simply, one blocks the feeding artery to part of the heart muscle and low flow, or no flow causes ischemia which cause death of the heart cells, which is a heart attack! myocardial infarction is the medical term.Ekg and lab tests show the damage. ...Read more

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What causes a 16 year old to have a heart attack?

What causes a 16 year old to have a heart attack?

Congenital anomaly: Aortic root, aortic valvular disease aberrant coronary anomalous coronary origin but as another has noted: Cocaine and other drugs of abuse are more likely. ...Read more

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I keep geting sharp pain in my brest sometimes i think.I'm having a heart attack what causes that?

I keep geting sharp pain in my brest  sometimes i think.I'm having a heart attack what causes that?

Hard to say: But mastitis is very common in 25 year old women and heart attacks are very rare in 25 year old women. I'd get an exam with your primary care doctor or ob-gyn when your breast hurts. ...Read more

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What causes a heart attack. my BP is under control on med I do smoke but no heart disease. I am 41 female. Should I be scared?

What causes a heart attack. my BP is under control on med  I do smoke but no heart disease. I am 41 female.  Should I be scared?

Quit Smoking: Tobacco causes damage in the lining of your blood vessels and increased clumping of platelets (clots). Smoking causes heart attacks, strokes, leg amputations, lung disease and cancer. You're a young woman - it's time for you to quit smoking! Other than rapidly opening blocked arteries in an acute heart attack the only intervention to save more hearts is quitting smoking!! Do it today!! ...Read more

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Dr. Creighton Wright
1,139 doctors shared insights

Myocardial Infarction (Definition)

Myocardial infarction, or heart attack, is a condition where part of the heart muscle loses its blood supply due to calcification in and ...Read more