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  1. #1
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    Oct 2002
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    its actually 10 cc of air and you worry about it because it cause's an air embolism in your pulmonary circulation which then causes an oxygenation issues no diffusion to part of the lung the embolism has stopped the blood flow. which if large enough would cause right heart failure and then death. happens quite fast.

  2. #2
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    Quote Originally Posted by BIGB View Post
    its actually 10 cc of air and you worry about it because it cause's an air embolism in your pulmonary circulation which then causes an oxygenation issues no diffusion to part of the lung the embolism has stopped the blood flow. which if large enough would cause right heart failure and then death. happens quite fast.
    seriously, are u from canada?

  3. #3
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    Quote Originally Posted by Bonaparte View Post
    It would take at least several dozen mls of air injected IV to harm a healthy male (but more likely, hundreds of ml). So no worries there.
    The only real place that air is dangerous to inject would be the carotid artery, since it goes straight to the brain.
    Hm, that's not what I learned in Nursing school.

    Quote Originally Posted by BIGB View Post
    its actually 10 cc of air and you worry about it because it cause's an air embolism in your pulmonary circulation which then causes an oxygenation issues no diffusion to part of the lung the embolism has stopped the blood flow. which if large enough would cause right heart failure and then death. happens quite fast.
    ^This, more or less.

  4. #4
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    Quote Originally Posted by BIGB View Post
    its actually 10 cc of air and you worry about it because it cause's an air embolism in your pulmonary circulation which then causes an oxygenation issues no diffusion to part of the lung the embolism has stopped the blood flow. which if large enough would cause right heart failure and then death. happens quite fast.
    http://emedicine.medscape.com/article/761367-overview#2

  5. #5
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    I was off a bit. However, multiple hundreds of CC's of air is a bit exaggerated I believe. It states, in your link under pathophysiology, about 20mL has been reported to cause issues, which is understandable because that's the volume of most IV tubes in hospitals.

    However, as you stated Bona - if injected in an arty or vein close to the heart or brain, it can take much less air (I think your link stated as little as 0.5mL) to cause myocardial infarction or cerebrovascular accident. (Heart attack, and stroke respectively).

  6. #6
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    Quote Originally Posted by oscarjones View Post
    I was off a bit. However, multiple hundreds of CC's of air is a bit exaggerated I believe. It states, in your link under pathophysiology, about 20mL has been reported to cause issues, which is understandable because that's the volume of most IV tubes in hospitals.
    But that 20ml is surely in a child or geriatric patient with COPD and one foot in the grave anyway. So a healthy 200 lb male could surely handle a lot more air. Many medical texts list 2ml/kg as an approximation, but an exact number is impossible to ascertain for a number of (fairly obvious) reasons.

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