ARUP's Laboratory Test Directory

Growth Hormone : 0070080

Mnemonic: HGH

Methodology: Quantitative Chemiluminescent Immunoassay
Performed: Sun-Sat
Reported: 1-2 days
Specimen Required: Patient Prep: Patient must be fasting and at complete rest for 30 minutes before blood collection

Collect: Plasma separator tube or serum separator tube. Also acceptable: Green (sodium or lithium heparin), lavender (EDTA), or pink (K2EDTA).

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: 0.4 mL)

Storage/Transport Temperature: Frozen. Also acceptable: Refrigerated.

Unacceptable Conditions: Tissue or urine. Grossly hemolyzed or lipemic specimens.

Stability (collection to initiation of testing): After separation from cells: Ambient: 24 hours; Refrigerated: 1 week; Frozen: 2 months

Reference Interval:
Effective September 26, 2011

Male:
0-6 years: 0.10-6.20 ng/mL
7-17 years: 0.03-11.00 ng/mL
18 years and older: 0.01-3.00 ng/mL

Female:
0-6 years: 0.10-6.20 ng/mL
7-17 years: 0.05-17.30 ng/mL
18 years and older: 0.01-8.00 ng/mL
Note: This Growth Hormone assay is now standardized to the Recombinant Second International Standard (IS): 98/574. Growth hormone results read approximately 25 percent lower than with the previous standards (FirstIS: 80/505). Reference ranges have also been modified according to the assay manufacturer.
CPT Code(s): 83003
Cross References: Human Growth Hormone (Growth Hormone)
 
 

 

 

 
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