Gastrin, Two Specimens
Use
The Gastrin, Two Specimens test is used to detect abnormalities in gastrin levels, which can help diagnose disorders such as Zollinger-Ellison syndrome and other conditions associated with excess gastric acid production.
Special Instructions
Not provided.
Limitations
The test may exhibit interference when the sample is collected from an individual consuming a high dose of biotin. The known limitation includes potential inaccuracies if the testing protocol is not followed correctly, particularly the sequential sampling and timing of subsequent collections.
Methodology
Immunoassay (Immunochemiluminometric assay (ICMA))
Biomarkers
Gastrin
Analyte
LOINC Codes
- 46963-5 - Tube # SerPlBld
- 59831-8 - Gastrin BS SerPl-mCnc
- 59832-6 - Gastrin sp1 p chal SerPl-mCnc
- 59831-8 - Gastrin BS SerPl-mCnc
- 46963-5 - Tube # SerPlBld
- 59832-6 - Gastrin sp1 p chal SerPl-mCnc
Result Turnaround Time
3-5 days
Related Documents
For more information, please review the documents below
Specimen
Serum
Volume
Not provided
Minimum Volume
Not provided
Collection Instructions
Sequential specimens should be collected with the first being a baseline sample followed by additional samples after administration of a stimulus.
Patient Preparation
Patients should stop biotin supplements at least 72 hours prior to collection.
Causes for Rejection
Biotin interference or incorrect sequential sampling procedures.
Other tests from different labs that may be relevant