Test Code LAB3116 Growth Hormone Glucagon
Clinical System Name
Growth Hormone Glucagon
Sample Requirements
Specimen: Whole blood
Container(s): Red; Gold SST, Gold Microtainer, Lt. Green/ Lithium Heparin Microtainer, Dark Green/Sodium Heparin
Preferred Vol: 1.0 mL
Minimum Vol: 0.5 mL
Note: Label each specimen and requisition with time drawn. Samples are drawn at 60, 120,150, and 180 min. GH B ordered separately if baseline requested. Contact Chemistry Lab for more information (206) 987-2565.
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. Each specimen should be numbered and labeled with time drawn. Store label with sample.
Off-site collection: Label specimen and requisition with time of draw. Samples are drawn at 60, 120, 150, and 180 minutes. Order GH B if baseline level requested. Spin blood. Transfer serum 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 |
Performing Laboratory
Seattle Children's Laboratory
Department
Department: Chemistry
Location: Chem East
Phone Number: (206) 987-2617
Synonyms
Glucagon growth hormone stimulation
GH Glucagon
Availability
| STAT | Performed | TAT |
|---|---|---|
| N | T, Th, day shift | 2 - 6 d |
Methodology
Method: Chemiluminescent Immunoassay on IDS iSYS
Analytical Volume: 0.30 mL serum per level
Limitations:
Reference Range
| Age | Baseline (Rest) | After Stimulation |
|---|---|---|
| > 2 weeks | 0 - 6 ng/mL | >/= 6 ng/mL |
Test performed is growth hormone, after glucagon stimulation.
CPT Codes
83003 x 4