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Doctor insights on: Myocardial Infarction Scan Tc 99m Pyrophosphate

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What can cause a myocardial infarction at age 30?

What can cause a myocardial infarction at age 30?

Heart attack: Premature coronary artery disease of atherosclerotic type can cause mi in young people, smoking, cocaine, inflammatory heart disease, some hyperthrombotic diseases, while uncommon that young, it definitely happens. ...Read more

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Infarction (Definition)

When the blood supply of a tissue is compromised by whatever mechanism, the tissue will stop working and if blood flow is not restored, the tissue will eventually die ("infarct", both verb and noun). The clinical picture that runs with development of an infarct ("heart attack"; ...Read more


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Why is there ST segment elevation during a myocardial infarction?

Why is there ST segment elevation during a myocardial infarction?

Ecg: The ST segment elevation is caused by an electrical potential difference in that phase of the cardiac cycle between the dying cardiac muscle and normal parts of the heart and the vector direction of that potential difference as manifest on the ecg. ...Read more

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Can folliculitis bring on myocardial infarction?

Can folliculitis bring on myocardial infarction?

No: Folliculitis is a bacterial infection of hair follicles, usually a mild condition. Myocardial infarction is a heart attack most often caused by a blocked artery in the heart. ...Read more

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I need to know what's an inferior myocardial infarction?

I need to know what's an inferior myocardial infarction?

Heart attack: Inferior myocardial infarction is a heart attack on the bottom of the heart. This portion of the heart is frequently served by the right coronary artery but occasionally by the circumflex coronary artery. When the artery closes, the bottom of the heart does not get any blood, and the muscle of the heart is injured. ...Read more

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Reason for st segment elevation in myocardial infarction?

Reason for st segment elevation in myocardial infarction?

Electrical: A heart attack damages muscles in the heart. The flow of the electrical current throughout the wall changes when having to go around the damaged muscle, resulting in certain ekg changes, since ekg's show the path of electrical current in the heart. There are different changes, de[ending on which part of the muscle is damaged. ...Read more

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Whats the meaning of "st elevation myocardial infarction (stemi)"?

Whats the meaning of "st elevation myocardial infarction (stemi)"?

Severe Heart Attack: Heart attacks - the lay term for myocardial infarction - comes in two levels of severity..Non-st-elevation (nstemi) and st-elevation (stemi) which refer to changes on an ekg and broadly reflect if an arterial occlusion is total or subtotal. ...Read more

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How high will the ck-mb be elevated if there is a myocardial infarction?

Depends: The elevation of ck-mb is in direct proportion to the size of the infarction. The highest i personally have ever seen was about 1000 but that is very unsual. Also, ck-mb will rise as a % of the total circulating ck. Normall ck-mb is less than 1.5% of total ck. After infarction, ck-mb will go to anywhere between 2.5-15% of total ck. ...Read more

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I was wondering is angina pectoris and myocardial infarction the same disease?

I was wondering is angina pectoris and myocardial infarction the same disease?

Not: Angina means your heart isn't receiving enough oxygen to meet its needs. However, it's reversible. Mi means that the deficiency in circulation is so severe and prolonged that there has been irreversible heart damage with cell injury and death. ...Read more

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Dr. Creighton Wright
3,916 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


Dr. Creighton Wright
1,137 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