What is TRF?
Transferrin is an iron binding serum protein which increases in response to iron deficiency in chronic diseases and due to other causes. This assay is useful for workup of patients suspected of having congenital transferrin abnormalities. It is an alternate test to TIBC.
Preparation for TRF
- Do not eat or drink anything other than water for 8-12 hours before the test.
Sample Type for TRF