Iron Studies, Serum

Overview
Department	Biochemistry
Test Code	PIS
Constituent Tests	Ferritin Iron Transferrin Saturation Transferrin C-Reactive Protein (CORE) Urgent
Synonyms	TIBC Iron Saturation
Availability	Monday - Sunday, testing routinely available out of hours
Turnaround Time	2 – 6 hrs
Stability – Add test	Ferritin - 5 days
Specimen Requirements
Specimen	Serum Plasma
Preferred	6 mL Plain Red-Top
Acceptable	4 mL LiHep Green-Top
Unacceptable	Grossly haemolysed Moderately haemolysed samples will only have Ferritin reported
Specimen Transportation
Paediatric Requirements	600 μL Li-Hep Microtainer
Aliquot Requirements
Sample
Preferred Volume
Minimum Volume
Aliquot Transportation
Clinical Information
Reference Intervals	Iron   µmol/L 0 – 2 months             10 – 31 >2 months - 1 year       4 – 27 >1 - 3 years       5 – 23 >3 - 10 years         6 – 25 >10 - 18 years       8 – 32 >18 + Adult     10 – 30 Transferrin       g/L 0-2 months 1.3 – 2.3 > 2 months - 3 years     1.6 – 3.3 >3 years + Adult   2.0 – 3.5 % Saturation 16-45% (transferrin saturation) Ferritin Reference Interval 0 – 15 years 15 – 150 Female 15 – 50 years> 20 – 200 > 50 years 20 – 350 Male >15 – 30 years 20 – 350 > 30 years 20 – 500
Test Method	Roche Cobas 6000 analyser using Roche Reagent.
Advanced Notice	Not required
Patient Preparation	Not required
Comments
Includes Iron, Transferrin, Ferritin and % saturation