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UW Health SMPH
American Family Children's Hospital

UW Hospital and Clinics Lab Test Directory

Test Name: Ferritin

Test Code(s): FERT / FER

CPT Code(s): 82728

Methodology: Chemiluminescent Immunoassay

Request Form: UWHC Laboratory Request Form (UWH 1289220, 4004202); Write in test if not on form.

Days Performed: Daily, 24 hours.

Turnaround Time: Stat: 1 hour.
Routine: 4 hours.


Specimen Requirements

Specimen: Blood

Collection Container: Preferred: Green cap with yellow ring (PST)
Also Acceptable: Green top, Red cap with yellow ring (SST), Red top

Collection Volume: Preferred: 1 mL
Pediatrics: 0.5 mL

Sample Analyzed: Serum or plasma

Volume Required: Preferred: 0.5 mL
Pediatrics: 0.2 mL

Specimen Processing: Centrifuge.  If a complete barrier has not formed, transfer cell-free serum/plasma to plastic vial.  Refrigerate.

Specimen Transport: Transport specimen to UWHC Core Laboratory (B4/220). Transport with coolant pack if coming from outreach location.

Stability: Refrigerated: 7 days
Frozen: 6 months if frozen within 24 hours and repeated freeze-thaw cycles are avoided


Interpretation

Reference Interval:
 Age  ng/mL
 0-29 days  25-200
 30-59 days  200-600
 60 days-5 months  50-200
 6 months-17 years  7-142
 18 years and up  20-300

        

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