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Test Code FERR1 Ferritin, Serum


Specimen Required


Patient Preparation:  For 12 hours before specimen collection, patient should not take multivitamins or dietary supplements (eg, hair, skin, and nail supplements) containing biotin (vitamin B7).

Collection Container/Tube:

Preferred: Serum gel

Acceptable: Red top

Submission Container Tube: Plastic vial

Specimen Volume: 0.6 mL

Collection Instructions: Within 2 hours of collection, centrifuge and aliquot serum into a plastic vial.


Specimen Type

Serum

Specimen Minimum Volume

0.5 mL

Specimen Stability Information

Specimen Type Temperature Time Special Container
Serum Refrigerated (preferred) 7 days
  Frozen  365 days
  Ambient  24 hours

Reject Due To

Gross hemolysis Reject
Gross lipemia OK
Gross icterus Reject

Reference Values

Males:

0 days-4 weeks: 150-973 mcg/L

5 weeks-5 months: 9-580 mcg/L

6 months-9 years: 6-111 mcg/L

10-17 years: 15-201 mcg/L

≥18 years: 31-409 mcg/L

 

Females:

0 days-4 weeks: 150-973 mcg/L

5 weeks-5 months: 9-580 mcg/L

6 months-17 years: 8-115 mcg/L

18-50 years: 6-175 mcg/L

≥51 years: 11-328 mcg/L

Day(s) Performed

Monday through Sunday

Report Available

Same day/1 to 2 days

Specimen Retention Time

7 days

Performing Laboratory

Mayo Clinic Laboratories in Rochester

CPT Code Information

82728