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Test Code IRN IRON 

Important Note

Test subject to Medicare National Coverage Determination (NCD).

See Medical Necessity documentation requirements by clicking on  

Medicare National Coverage Determinations under General Information

to left of this screen.

Additional Codes

LAB94

Performing Laboratory

Porter Hospital Laboratory

Specimen Requirements

Specimen Type: Blood
Container/Tube: Tiger top, serum gel

Also acceptable: Lithium Heparin 
Specimen Volume: Full tube, submit 1.0 mL
Specimen Minimum Volume: 0.3 mL
Collection Instructions:
1. Send specimen in original tube.
2. If there is a delay in transport of >1 hour, centrifuge tube.
3. Sample must be separated with 2 hours of collection.
4. Centrifuged samples are stable for:
     • 7 days at 2 – 8°C

NOTE: Hemolysis affects result, please submit non-hemolyzed sample.

Specimen Transport Temperature

Refrigerated

Test Classification and CPT Coding

83540

Test Schedule / Analytical Time / Test Priority / Turn Around Time

Daily /  Iron available STAT for Overdose Situations / Routine - 4 Hours

                                                                                      STAT - 60 minutes

Special Instructions

Serum iron concentrations exhibit diurnal variation, with the highest values obtained in the morning. Values may vary by up to 30% during the course of the day.

Normal Reference Values

0 up to 14 Years Female 27-141 µg/dL
14 Years up to 18 Years Female 31-176 µg/dL
18 Years up to Unspecified Female 37-170 µg/dL
0 up to 14 Years Male 27-141 µg/dL
14 Years up to 18 Years Male 42-182 µg/dL
18 Years up to Unspecified Male 49-181 µg/dL