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Doctor insights on: Average Baby Cardiac Output

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What is an average cardiac output?

What is an average cardiac output?

5 L per minute: The average cardiac output is somewhere around 5 l per minute. Cardiac output varies with the size of the patient (larger patients have larger cardiac output). Cardiac output is increased in conditions such as fever, anemia, or pregnancy. ...Read more

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Dr. Cynthia Archer
918 doctors shared insights

Cardiac Output (Definition)

Cardiac output is a measurement of the amount of blood a person's heart can pump out during a set amount of time. The measurements help doctors figure out how strong or weak ...Read more


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What is the average number for cardiac output?

What is the average number for cardiac output?

4 to 5 liters/min: Approximately 4-5 l per minute. The cardiac output is proportional to the size of the patient. You can "normalize" the cardiac output by dividing the cardiac output by the body surface area resulting in a "cardiac index". The cardiac index is typically 2-3 l per minute per meter squared. ...Read more

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What's cardiac output?

What's cardiac output?

Heart pump volume: The cardiac output is the volume of blood per minute pumped by the heart. Cardiac output is equal to heart rate multiplied by stroke volume (the volume of blood ejected with each heartbeat). ...Read more

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Can you define cardiac output?

Can you define cardiac output?

Cardiac output: Stroke volume times heart rate equals cardiac output. Stroke volume relates to myocardial contractility, vascular resistance, vascular volume, anemia and metabolic state. There are subcomponents to all of these. ...Read more

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What influences cardiac output?

What influences cardiac output?

Multiple things: Cardiac output is the product of heart rate in stroke volume. Thus, an increase in heart rate results in an increase in cardiac output. Stroke volume can be affected by changes in preload, afterload, and contractility (strength of contraction). Preload is "priming the pump". Afterload is the resistance to ejection during systole (contraction). ...Read more

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How is cardiac output calculated?

How is cardiac output calculated?

Indirectly: Indirectly, by equating the right cardiac output with the left cardiac output and putting a swan ganz catheter into the pulmonary artery. Or calculating the difference between the arteriol and venous oxygen content; this is called the fick formula. ...Read more

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Is cardiac output the same as ef%?

Is cardiac output the same as ef%?

Related but not the : Same. Co is a mathematical calculation of the amount of blood pump by the left ventricle of your heart in one minute ( stroke volume x hr ). The ejection fraction is a measurement of the percentage of blood leaving your left ventricle every time contract. Can be measure by 2d echocardiogram, cardiac catheterization, nuclear scan, mri. Hope it help. ...Read more

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What could increase cardiac output?

Cardiac output: Basically an increase in demand for oxygen by the body. This may be physiological (exercise) or pathological (sepsis - infection - fever) or increased metabolism (hyper active thyroid gland - hyperthyroidism) or abnormal conducts (shunting of blood). ...Read more

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When could cardiac output decrease?

When could cardiac output decrease?

Low blood pressure: Cardiac output is related to the heart rate, and volume of blood the heart can pump with each heart beat. A low cardiac output occurs when the pump function of the heart is compromised by an event such as a heart attack or when the blood volume is reduced by and event such as dehydration, or bleeding. ...Read more

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How do you ?Measure cardiac output?

How do you ?Measure cardiac output?

Several: Can use 2d echo, mra of heart, and right heart cath. Cardiac output is the measure of how many liters per minute the blood is being circulated in the body. ...Read more

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What is cardiac output influenced by?

What is cardiac output influenced by?

Disease & more: Congenital heart disease, vitamin b1 defiency, anemia, thyroid problem, renal disease, liver disease, brain disease, vascular disease, blood disease, atherosclerosis, valve disease - these are the biggest influencers of cardiac output. ...Read more

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What are signs of high cardiac output?

Varies: Assuming a true high cardiac output syndrome, patients may feel flushed with a fast heart rate. Most are transient situations, but some illnesses and conditions may cause a sustained high output state, e.g., hyperthyroidism, anemia, arterio-venous malformations (congenital or acquired low resistance connections between arteries and veins), or disease like paget's. Requires confirmation by doctor. ...Read more

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What are normal cardiac output levels?

What are normal cardiac output levels?

5 liters/min: A typical cardiac output is approximately 5 l per minute. This can vary with the size of the patient with a larger patient having larger cardiac output. When the cardiac output is normalized for the size of the patient, this is called the cardiac index. A typical cardiac index would be 2.5. A number of medical conditions, such as fever or anemia, can increase the cardiac output. ...Read more

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What exactly does cardiac output mean?

CO is the : Amount of oxygenated blood the heart pump from the left ventricle to the whole body in one minute. Stroke volume x heart rate. ...Read more

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What factors can affect cardiac output?

What factors can affect cardiac output?

Cardiac output: In strict physiologic terms, cardiac output is determined by something called stroke volume and heart rate. Heart rate is self-explanatory. Stroke volume is the amount of blood that the heart pumps out with each beat. This in turn is dependent on blood pressure, total blood volume, and how strong the heart contracts. ...Read more

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Why would someone have low cardiac output?

Why would someone have low cardiac output?

Congestive heart: Failure can be cause of low cardiac output. If the pump is weak and failing then cardiac out put would be low. Very slow heart rate can also result in low cardiac output. ...Read more

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How does exercise affect the cardiac output?

How does exercise affect the cardiac output?

Exercise: In order to facilitate the increase in oxygen demand of the muscles during exercise, the heart rate and volume of blood per beat will go up. Cardiac output is the product of heart rate times stroke volume. Therefore cardiac output will increase with exercise. ...Read more

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How is cardiac output regulated in the body?

The old way was : Based on oxygen differences from artery to vein called the fick procedure. Then came "thermal dilution", now we can do it by echo. Just plug "cardaic output" into google to learn more. www.thepmc.org. ...Read more

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Dr. Peter Ihle
5 doctors shared insights

Cardiac (Definition)

Cardiac translates literally to "heart, " and any place the term is seen, such ...Read more