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extraction ratio

 

Definition: the fraction of a substance removed from the blood flowing through the kidney or other organ; it is calculated from the formula (A—V)/A, where A and V, respectively, are the concentrations of the substance in arterial and venous plasma draining from the organ.

Further information

Always consult your healthcare provider to ensure the information displayed on this page applies to your personal circumstances.

© Copyright 2018 Wolters Kluwer. All Rights Reserved. Review date: Sep 19, 2016.

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