Other immunoenzymatic tests

It is used to detect disease in the following organs: liver, bone marrow, intestines, and to determine the cause of anaemia. Changes in red blood cells (erythrocytes) are also common.

Total immunoglobulin E (IgE) testing is used as an aid in the diagnosis of allergies, sometimes to check for parasitic infections.

Vitamin B12 deficiency is associated with weakness, fatigue, mobility problems, joint pain, mouth ulcers, mood swings, impaired vision and memory, and in severe cases, depression.

The test is used to diagnose vitamin D deficiency or excess, and to assess whether abnormalities in laboratory tests reflecting calcium metabolism (calcium, phosphorus, parathyroid hormone (PTH)) are due to vitamin D deficiency or excess.