Hb 122 g/L (normal range 115-160 g/L for adult females)

MCV 88 fl (normal range 80-100 fl)

Platelets 247x10⁹/L (normal range 150-400x10⁹/L)

WCC 6.6x10⁹/L (normal range 4.0-11.0x10⁹/L)

It is useful to ensure breathlessness is not related to anaemia (as she has previously been anaemic).

There is no neutrophilia to suggest infection.