Transferrrin serves as iron transport molecule and its synthesis is highly dependent on the iron status of the body.

Reference Ranges

200 – 360 mg/dL25.2 – 45.4 µmol/L
Each laboratory should check if the reference ranges are transferable to its own patient population and determine own reference ranges if necessary. For diagnostic purposes, the results should always be assessed with the patient’s medical history, clinical examinations and other findings.

Increased in

  1. Iron deficiency
  2. Iron deficiency anemia

Decreased in

  1. Hemochromatosis


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