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HelpTest Code GH Growth Hormone
Laboratory Code
LAB525
Specimen Requirements
Specimen Type: Serum
Container/Tube: Gold Top (SSTII)
Volume: 5.0 mL
Minimum Volume: 0.5 mL serum
Collection Instructions: Fast patient 10 - 12 hours before sample collection.
For non-inhouse specimen, please aliquot into secondary tube and send frozen to laboratory.
Specimen Stability
| Specimen Type | Serum |
|---|---|
| Ambient | 8 hours |
| Refrigerate | 24 hours |
| Frozen | 1 month |
Methodology
Electrochemiluminescent Immunoassay
Days and Times Performed
Monday through Friday, TAT 4 days
Specimen Condition
| Gross Haemolysis | Alert/Reject |
|---|---|
| Icterus | OK |
| Lipaemia | OK |
| Others | Not applicable |
Reference Interval
| Female | |
|---|---|
| 0 – 10 yrs | 0.12 – 7.79 ug/L |
| 11 – 16 yrs | 0.12 – 8.05 ug/L |
| 17 – 20 yrs | – |
| 21 – 76 yrs | 0.13 – 9.88 ug/L |
| Male | |
|---|---|
| 0 – 10 yrs | 0.09 – 6.29 ug/L |
| 11 – 16 yrs | 0.08 – 10.80 ug/L |
| 17 – 19 yrs | – |
| 20 – 78 yrs | ≤ 2.47 ug/L |
Testing Laboratory
National University Hospital
Clinical Chemistry, 67724346
Useful For
Diagnosis of human growth hormone excess and deficiency disorders.
Assessment of treatment efficacy.
Service Code
31751
LOINC Code Information
2963-7
Alias
hGH (Human Growth Hormone)
Somatotrophic Hormon
Somatotropin
Update
Last updated 11/03/2025