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Growth Hormone, Glucose, Cortisol (Total), 7 Specimens (Cenegenics)
Test Code9714CS
CPT Codes
84305, 82533 (x7), 82947 (x7), 83003 (x7)
Preferred Specimen
1 mL (x7) serum collected in a red-top tube (no gel) and 2 mL (x7) serum collected in an SST (red-top) tube
Patient Preparation
Overnight fasting is required
Minimum Volume
SST: 1 mL (x7)
Red-top (no gel): 0.2 mL (x7)
Red-top (no gel): 0.2 mL (x7)
Instructions
For each timed interval, collect 1 SST for Glucose and Growth Hormone, and 1 no-gel red-top tube for Cortisol. Each tube must be clearly marked with time drawn. Submit all tubes with one test request form.
Draw baseline fasting specimens. Administer glugagon. Draw remaining specimens at designated time intervals. Glucagon is not supplied nor administered by Quest Diagnostics, Incorporated, Nichols Institute. Spin all SST to separate the serum within a hour of draw.
Hemolyzed specimens are not acceptable.
Draw baseline fasting specimens. Administer glugagon. Draw remaining specimens at designated time intervals. Glucagon is not supplied nor administered by Quest Diagnostics, Incorporated, Nichols Institute. Spin all SST to separate the serum within a hour of draw.
Hemolyzed specimens are not acceptable.
Transport Temperature
Refrigerated (cold packs)
Specimen Stability
Red-top (no gel)
Room temperature: 48 hours
Refrigerated: 5 days
Frozen -20°C: 7 days
Frozen -70°C: 21 days
SST
Room temperature: 4 days
Refrigerated: 7 days
Frozen: 28 days
Room temperature: 48 hours
Refrigerated: 5 days
Frozen -20°C: 7 days
Frozen -70°C: 21 days
SST
Room temperature: 4 days
Refrigerated: 7 days
Frozen: 28 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
See individual assays
Methodology
Immunoassay • Chromotography, Mass Spectrometry • Spectrophotometry
Setup Schedule
Night
