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Last reviewed dd mmm yyyy. Last edited dd mmm yyyy

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During crises, the blood film shows Heinz bodies - denatured haemoglobin inclusions - within the red cells when stained with a reticulocyte stain. The blood count is normal between crises.

The level of G6PD in red cells can be assayed directly.

Investigations for other causes of haemolytic anaemia should be performed.

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