Apheresis

Apheresis Blood Volume

Calculate total blood volume, RBC volume, and plasma volume for adults, neonates, and children.

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Total blood volume

5 L

Total blood volume

4,997 mL

RBC volume

1,249 mL

Plasma volume

3,748 mL

Total blood volume = [0.37 x height^3] + [0.03 x weight] + 0.6.

Formula detail

Adult and pediatric patients at or above 25 kg use the Nadler blood-volume formula with sex-specific constants. The current inputs yield 5 L, or 4,997 mL.

RBC volume = total blood volume x hematocrit / 100. Plasma volume = total blood volume x (1 - hematocrit / 100).