The Medical Advisor to the ME Association, Dr Charles Shepherd, writes about the importance of blood testing prior to receiving a diagnosis, explains what each test means including for children, and considers when new tests might be necessary…
Human blood contains red cells, white cells, platelets and plasma. Red blood cells carry oxygen around the body – so a deficiency or abnormality will probably cause anaemia.
White blood cells help to fight off infections and respond to allergies. They are sub-divided into cells called basophils, eosinophils, lymphocytes and neutrophils – each with a slightly different function.