Interstitial fluid volume can be measure by
Interstitial fluid volume cannot be calculated directly. It is measure as ECF volume. Plasma volume
ECF volume calculated by Inulin. Plasma volume calculated by Serum albumin labelled with radioactive Iodine.
Tritium oxide - Sodium thiosulfate
Inulin - Radioactive sodium
Aminopyrine - Sucrose
Inulin - Sodium albumin labelled with radioactive Iodine.