Test Code IRN IRON LEVEL,SERUM
Additional Codes
LAB94
Performing Laboratory
Porter Hospital Laboratory
Specimen Requirements
Specimen Type: Blood
Container/Tube: Tiger top, serum gel
Specimen Volume: Full tube, submit 0.5 mL serum
Specimen Minimum Volume: 0.35mL
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:
• 4 days at room temperature
• 7 days at 2 – 8°C
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
Female 50-170 mcg/dL; Male 65-175 mcg/dL