Clarilab

Blood count

MCH test

Also called mean corpuscular hemoglobin

The average amount of haemoglobin in each red cell.

Typical range
27–32 pg.
Usual recheck
About 3 months when out of range

Why it's done

Read with MCV to classify anaemia.

What a high result can mean

Usually goes with large cells (low B12 or folate).

What a low result can mean

Usually goes with iron deficiency or thalassaemia trait.

Got a report with MCH?

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More blood count tests

Complete blood count (CBC)Counts your red cells, white cells and platelets, and measures haemoglobin. HemoglobinThe protein in red blood cells that carries oxygen. White blood cellsThe cells that fight infection. PlateletsCell fragments that help blood clot. Red blood cellsThe number of oxygen-carrying red cells. Hematocrit (HCT/PCV)The share of your blood made up of red cells.