Mean cell haemoglobin concentration (MCHC)

Last updated: Friday, 02, April, 2004

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Item Process

5 mL blood in EDTA tube.


Part of FBC; calculated by automated and semi-automated instruments or from manual results.

Arithmetically, MCHC is Hb divided by PCV.

Reference Interval

Some variation with method; adults and children 300-350 g/L.


Guide to investigation of anaemia.

Blood film should also be requested.


There is a rough correlation between low MCHC and hypochromia and between high MCHC and the presence of spherocytes.


Dacie JV and Lewis SM. Practical Haematology. 8th ed. Churchill Livingstone 1995.

Bain BJ. Blood Cells - a Practical Guide. 2nd ed. Blackwell Science 1995.