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HelpTest Code FER Ferritin
Laboratory Code
LAB68
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 |
Methodology
Chemiluminescent Immunoassay
Days and Times Performed
24 hrs, TAT 1 day
Specimen Condition
| Haemolysis | Alert/Reject |
|---|---|
| Icterus | OK |
| Lipaemia | OK |
| Others | Not applicable |
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.
Service Code
31273
LOINC Code Information
20567-4
Update
Last updated 11/03/2025