investigations

Last reviewed 01/2018

  • blood film - iron deficiency anaemia has a microcytic, hypochromic blood film showing anisocytosis and poikilocytosis
  • serum iron, ferritin and total iron binding capacity:
    • iron deficiency anaemia - low serum iron, low serum ferritin, raised TIBC
    • other causes are iron loading conditions characterised by raised serum iron, raised ferritin, low total iron binding capacity