CPT 82728 See also To order this test without the serial monitor feature, use test number 004598. The account must submit the patient's Social Security number to monitor. If a red-stopper tube is used, transfer separated serum to a plastic transport tube. Decreased in iron deficiency anemia and increased in iron overload.
Ferritin levels correlate with and are useful in evaluation of total body storage iron.
In hemochromatosis, both ferritin and iron saturation are increased. Limitations Ferritin escapes from necrotic hepatocytes. In the presence of liver disease, inflammatory diseases such as rheumatoid arthritis, with malignancy or with iron therapy, iron deficiency may not be reflected by low serum ferritin. Ferritin determinations are not reliable in infants on iron therapy. The serum ferritin is, other than a bone marrow examination, the most reliable indicator of total body iron stores.