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HelpTest Code FER Ferritin
Specimen Requirements
Specimen Type: Serum
Container/Tube: Gold Top (SSTII)
Volume: 5.0 mL
Minimum Volume: 0.5 mL serum
Collection Instructions: Allow specimen to clot for 30 mins and centrifuge within 2 hrs.
Specimen Stability
| Specimen Type | Serum |
|---|---|
| Ambient | 24 hours |
| Refrigerate | 7 days |
| Frozen | 12 months |
Specimen Condition
| Haemolysis | Alert/Reject |
|---|---|
| Icterus | OK |
| Lipaemia | OK |
| Others | Not applicable |
Methodology
Chemiluminescent Immunoassay
Days and Times Performed
24 hrs, TAT 1 day
Reference Interval
| Age | Male (ug/L) | Female (ug/L) |
|---|---|---|
| 4 – 14 days | 100 – 717 | |
| 15 days – 5 mths | 14 – 647 | |
| 6 mths – < 1 yr | 8 – 182 | |
| 1 – 4 yrs | 5 – 100 | |
| 5 – 13 yrs | 14 – 79 | |
| 14 – 15 yrs | 13 – 83 | – |
| 14 – 18 yrs | – | 6 – 67 |
| 16 – 18 yrs | 11 – 172 | – |
| ≥ 19 yrs | 22 – 275 | 5 – 204 |
Testing Laboratory
National University Hospital
Clinical Chemistry, 67724346
Useful For
Measurement of iron stores in iron deficiency anaemia and iron overload states e.g. haemachromatosis.
Update
Last updated 11/03/2025
LOINC Code Information
20567-4
Service Code
31273
Laboratory Code
LAB68