Iron deficiency anaemia (IDA) is the most common form of microcytic anaemia.

IDA can be caused by chronic blood loss (including menstruation in pre-menopausal women or from the GI tract, such as in the case of bowel cancer), malabsorption of iron, or dietary deficiency of iron.

NICE CKS - Anaemia (IDA)

BSG Guidelines for the management of iron deficiency anaemia

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