Casandra
Casandra Test Code QD36628Version 1 (DRAFT)
Performing Lab
Lab Quest DiagnosticsLab Test ID 478
Gastrin
Clinical Use
Order TestUse
Used for the diagnosis and monitoring of gastrin-secreting tumors such as Zollinger‑Ellison syndrome, gastric ulcer disease, and elevated in pernicious anemia.
Special Instructions
Not provided.
Limitations
Not provided.
Test Details
Methodology
Immunoassay
Biomarkers
Targets not provided.
Result Turnaround Time
3-6 days
Related Documents
For more information, please review the documents below
Specimen Requirements
Specimen
Serum
Volume
0.5 mL minimum
Minimum Volume
0.5 mL
Collection Instructions
Keep on ice/refrigerated after collection. Centrifuge, separate and freeze serum for transport to QNI for testing.
Patient Preparation
Overnight fasting required (preferably 12 hours or more). Biotin supplements: draw at least 8 hours after last biotin if on recommended doses, at least 72 hours after mega‑doses.
Causes for Rejection
Gross hemolysis • Grossly lipemic • Received thawed • Grossly icteric
Stability Requirements
| Temperature | Period |
|---|---|
| Room Temperature | Unacceptable |
| Refrigerated | Unacceptable |
| Frozen | 28 days |