ARUP's Laboratory Test Directory

Ferritin : 0070065

Mnemonic: FERITN

Ordering Recommendation: Aids in the diagnosis of iron deficiency anemia and iron overload. Monitor treatment of hemochromatosis.
Methodology: Quantitative Chemiluminescent Immunoassay
Performed: Sun-Sat
Reported: Within 24 hours
Specimen Required: Collect: Serum separator tube. Also acceptable: Plasma separator tube, lavender (EDTA), pink (K2EDTA), or green (sodium or lithium heparin).

Specimen Preparation: Allow specimen to clot completely at room temperature. Separate serum or plasma from cells ASAP or within 2 hours of collection. Transfer 1 mL serum or plasma to an ARUP Standard Transport Tube. (Min: 0.5 mL)

Storage/Transport Temperature: Frozen.

Unacceptable Conditions: Grossly hemolyzed specimens.

Stability (collection to initiation of testing): After separation from cells: Ambient: 8 hours; Refrigerated: 48 hours; Frozen: 3 months

Reference Interval:
At birth, ferritin levels average 100 ng/mL and rise to a peak of about 350 ng/mL at one month. During the next five months, ferritin levels fall to about 30 ng/mL (Blood 43:581, 1974).
 
Age: Male: Female:
0-6 months
7-35 months
3-14 years
15-19 years
20-29 years
30-39 years
40-49 years
50 years and older
6-400 ng/mL
12-57 ng/mL
14-80 ng/mL
20-155 ng/mL
38-270 ng/mL
48-420 ng/mL
30-490 ng/mL
30-530 ng/mL
6-430 ng/mL
12-60 ng/mL 
12-73 ng/mL
12-90 ng/mL
12-114 ng/mL
12-160 ng/mL
12-240 ng/mL
18-340 ng/mL

CPT Code(s): 82728