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Test Code LAB525 Growth Hormone Random

Clinical System Name

Growth Hormone  Random

Synonyms

GH R

Sample Requirements

Specimen: Whole blood

Container(s): Red; Gold SST, Gold Microtainer, Lt. Green/ Lithium Heparin Microtainer, Dark Green/Sodium 

Preferred Vol: 1.0 mL

Minimum Vol: 0.5 mL

 

Note:  order GH R for random growth hormone

          order GH B for baseline growth hormone prior to stimulation

Processing Instructions

Reject due to:

Spin: Y

Aliquot: Y

Temp: - 20 C

Storage location: CPA freezer, Fz2 rack. Serum/plasma should be removed from separator for storage.       

Off-site collection: Spin blood. Transfer serum/plasma to plastic aliquot container. Send frozen.

Stability

Specimen Type Temperature Time
gel separator with serum/plasma Refrigerated 8 h
separated serum/plasma Room temp 24 h
  Refrigerated 7 d
  Frozen -20 C 2 m

 

Availability

STAT Performed TAT
N T,Th, day shift 2 - 6 d

 

Performing Laboratory

Seattle Children's Laboratory    

Department

Department:  Chemistry

Location: Chem East

Phone Number:  (206) 987-2617

CPT Codes

83003

Methodology

Method: Chemiluminescent Immunoassay on IDS iSYS

Analytical Volume: 0.30 mL serum

Limitations:

Reference Range

 

Age Baseline (Rest) (ng/mL) After Stimulation (ng/mL)
1 - 7 days 0.7 - 18.2  
1 - 2 weeks 0  - 12.3  
> 2 weeks 0 - 6.0 >/= 6