FAQ - Myocardial Reperfusion Injury
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acute myocardial infarction and is treated with a fibrinolytic.?


acute myocardial infarction and is treated with a fibrinolytic. what is the mechanism underlying reperfusion injury and what factors might influnence this mechanism?
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Early reperfusion produces less of reperfusion injury  (+ info)

What does myocardial injury mean? ONLY DOCTORS PLEASE ANSWER?


IF YOU KNOW IS IT SERIOUS
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Usually, when one uses this term, it means a heart attack. But I suppose myocardial injury could be caused by a cardiac contusion or crush injury to the chest, as well.  (+ info)

Which of the following 12-lead ECG findings is MOST suggestive of Myocardial injury?


a.) PR interval prolongation
b.) ST segment elevation
c.) Significant Tachycardia
d.) Inverted T-waves
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ST elevation  (+ info)

what preload, afterload and contractility are and how they are impacted by myocardial injury, valvular disease


what preload, afterload and contractility are and how they are impacted by myocardial injury, valvular disease and heart failure
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There isn't enough space to write half the textbook of cardiolgy because that is what you are asking. In simple terms, preload and afterload refers to the amount of blood the heart accepts and pumps and contractility refers to the ability of the heart to act as a pump. In a myocardial injury, a percent of the heart muscle is lost and the heart cannot work succesfully, so the afterload is affected(the amount that stays in the heart)and this is added to the amount of blood that comes to the heart , so the preload is affected also. A valvular disease can also affect the preload and afterload. Imagine the 4 valves as doors. If they are half closed or wide open wouldn't that affect how much blood passes through?  (+ info)

Injury????????


The other day I was swimming underwater and i hit my head on the side of the pool.

I have a cut and a pretty big bump.

Should I do something about this??
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Keep the cut clean with Hydrogen Peroxide,
put an ice bag on the bump and check your
vision. If your vision is blurry, even a little bit,
then get to a doctor. If your head still hurts from
the day you were injured then you may want to go to the doctor and get checked out.  (+ info)

injury????????


have u ever broken a bone (what bone and age) in ur life time i have broke my arm fractured my wrist and ankel
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3 yrs old and my arm! i was throwing a fit and i put my elbow in the crib adn it got stuck adn then i jumped out! and i spriand my ankle pretty bad!  (+ info)

Can a myocardial bridging over the left side become a problem ?


Two years ago I had a arteriorgram because stress test with contrast was appearing as blockage and they thought they were going to have to stent it ,when I went for the arteriorgram it showed a myocardial bridging over the left side , I went to get a second opinion an that heart doctor said it was a kink ,so should I go see another heart doctor ,I do get real tired an have strong chest pain with a lot of stress ,what would you do in this situtation and can this be fatal according to one of my doctors ?
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Interesting reading.

Looks like one case stent went bust.  (+ info)

How fast does nitroglycerin act when used to treat a myocardial infarction, i.e. when given in tablet form?


I have been trying to find information online about the speed and efficacy of nitroglycerin in tablet form when used to treat a myocardial infarction. It's for a short story I am writing, and I can't finish until I find this information. I don't want to just make something up.
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Nitroglycerin doens't actually do anything to treat a myocardial infarction. It is best for angina- the squeezing pain people get in their chest when the blood vessels around their heart are constricted but not completely closed. For angina, it works in seconds to relieve the pain and relax those blood vessels so the heart gets more blood.
During a heart attack, the coronary vessels close completely, and blood flow to part of the heart is cut off. A person who takes nitroglycerin for angina should worry that they are having a heart attack if they take nitroglycerine and the pain does not go away. They should take an aspirin immediately and go to the ER to be given other meds or have a stent put in to open the artery back up.  (+ info)

Can pericardial effusion lead to myocardial infarction or any other serious consequence?


I am seeking to find out if pericardial effusion resulting from a viral infection can lead to myocardial infarction and/or any other serious consequence?
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if left untreated it can lead to cardiac tamponade, which is compression of the heart due to a large increase of fluid in the pericardium. this condition is life-threatening as it prevents the heart from pumping effectively.  (+ info)

What is the main cuase of ischemia and how is it linked to myocardial infarction, along with thrombosis.?


Also with atheroma.

Im cofnused with the following terms and how they relate to cuasing myocardial infarction:
1)ischemia
2)thrombosis
3)atheroma
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The buildup of atheroma or fatty plaque in the wall of the coronary artery narrows the lumen of the artery resulting in ischemia or inadequate blood flow to the heart. The atheroma may ulcerate releasing materials that cause blood to clot on the surface of the plaque. As the clot enlarges it totally obstructs the artery causing a myocardial infarction or death of cardiac tissue downstream to the obstruction.  (+ info)

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