Somatostatin
Test Summary
Somatostatin is a neurohormone produced in the brain, hypothalamus and gastrointestinal tract. This test is used to diagnose somatostatin-producing tumors. Elevated levels are observed with somatostatinoma, medullary thyroid carcinoma and pheochromocytoma.
Aliases
- N/A
Specimen Collection
Special Instructions
N/A
Preferred Specimen
1.8 mL plasma (0.6 mL minimum).
Minimum Volume
0.6 mL
Instructions
Draw in a pre-chilled lavender-top tube. Separate and freeze immediately. Do not thaw.
Patient Preparation
N/A
Storage
Plastic screw-cap vial
Transport Temperature
Frozen
Specimen Stability
- Room temperature: 8 hours
- Refrigerated: 8 hours
- Frozen: 28 days
Limitations
N/A
Other Acceptable Specimens
N/A
Unacceptable Specimens
Received room temperature • Received refrigerated • Lipemic • Gross hemolysis • Gross icteric
Order Code
SOMATS
EPIC (Premier) Code
LAB3800
Includes
N/A
CPT Code
- 84307
Billing Code
- 670477
CPT Statement
Methodology
Extraction • Immunoassay (IA)
FDA Status
This test was developed and its analytical performance characteristics have been determined by Quest Diagnostics. It has not been cleared or approved by the U.S. Food and Drug Administration. The FDA has determined that such clearance or approval is not necessary. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.
Physician Attestation of Informed Consent
N/A
Testing Laboratory
Quest Diagnostics Nichols Institute
33608 Ortega Highway
San Juan Capistrano CA, 92675
33608 Ortega Highway
San Juan Capistrano CA, 92675
Department
Reference Testing
Reference Range
≤30 pg/mL
Setup Schedule / Expected Turnaround Time
Tuesday; Report available: 8 days
Specimen Collection
Special Instructions
N/A
Preferred Specimen
1.8 mL plasma (0.6 mL minimum).
Minimum Volume
0.6 mL
Instructions
Draw in a pre-chilled lavender-top tube. Separate and freeze immediately. Do not thaw.
Patient Preparation
N/A
Storage
Plastic screw-cap vial
Transport Temperature
Frozen
Specimen Stability
- Room temperature: 8 hours
- Refrigerated: 8 hours
- Frozen: 28 days
Limitations
N/A
Other Acceptable Specimens
N/A
Unacceptable Specimens
Received room temperature • Received refrigerated • Lipemic • Gross hemolysis • Gross icteric
Result Information
Methodology
Extraction • Immunoassay (IA)
Testing Laboratory
N/A
Reference Range
≤30 pg/mL
Setup Schedule / Expected Turnaround Time
Tuesday; Report available: 8 days