Interpreting blood results: Facts and fallicies

The correct proportion of citrate to blood is crucial because of the dilution – i.e. tubes should be fi lled to labeled capacity. Whole blood is collected with minimum trauma into 3.2% sodium citrate in a ratio of 9 parts of blood to 1 part citrate. Citrate can be used for CBC (although not routinely recommended) but a calculation is required ................
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