Comparison between fractional excretion of sodium and fractional excretion of urea in differentiating prerenal from renal azotemia in circulatory shock

Background: Fractional excretion of sodium (FENa) is used to differentiate renal from prerenal azotemia. However, many drugs and medical conditions affect the sodium (Na+) handling in the kidney. But the fractional excretion of urea (FEurea) is dependent on passive forces and is less influenced by t...

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Bibliographic Details
Main Authors: Abdel Rahman Yassin, Hossam M. Sherif, Ahmed Yehia Mousa, Amr Esmat
Format: Article
Language:English
Published: Springer 2013-04-01
Series:Egyptian Journal of Critical Care Medicine
Subjects:
Online Access:http://www.sciencedirect.com/science/article/pii/S2090730313000297