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HelpTest ID FSOMA Somatostatin (Somatotropin Release-Inhibiting Factor, SRIF)
Specimen Required
Patient preparation:
1. Patient should be fasting 10-12 hours prior to collection.
2. Patient should not be on any medications that affect insulin secretion or intestinal motility, if possible for at least 48 hours prior to collection.
Specimen Type: GI Plasma
Container/Tube: EDTA tube containing GI preservative: EDTAGI
Specimen Volume: 3 mL
Collection Instructions: Collect 10 mL of blood in special tube containing G.I. Preservative (T125). Specimen should be separated immediately and send 3 mL plasma frozen as soon as possible.
Method Name
Direct Radioimmunoassay (RIA)
Reporting Name
Somatostatin (Plasma)Specimen Type
GI PlasmaSpecimen Minimum Volume
1 mL
Specimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| GI Plasma | Frozen | 180 days |
Reference Values
Up to 25 pg/mL
Day(s) Performed
Monday through Friday
Report Available
9 to 11 daysPerforming Laboratory
Inter Science InstituteTest Classification
This test was developed and its performance characteristics determined by Inter Science Institute. It has not been cleared or approved by the US Food and Drug Administration. The FDA has determined that such clearance or approval is not necessary.CPT Code Information
84307
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| FSOMA | Somatostatin (Plasma) | 2961-1 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| Z0933 | Somatostatin, (Plasma) | 2961-1 |