ECF volume assessment can be done most accurately by
Correct Answer: Inulin
Description: Indicators used for fluid volumes
1. Total body water (TBW)- Deuterium Oxide D2O, Tritium oxide, Aminopyrine, Antipyrine
2. ECF- Inulin, Sucrose, Mannitol, Sodium thiosulphate, Na22
3. Plasma volume- Evan’s blue, radioactive iodine labelled serum albumin (I125)
4. Blood cell volume- Cr51 labelled RBC
The most accurate indicator for ECF volume assessment is Inulin.
Category:
Physiology
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