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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.
Service Code
31273
Update
Last updated 11/03/2025
Laboratory Code
LAB68
LOINC Code Information
20567-4