Coconut IgG
Use
The Coconut IgG test is used to evaluate immunologic sensitization to coconut. It identifies the presence of IgG antibodies against coconut proteins, which may indicate sensitization rather than a true allergic response. This test can be used in conjunction with dietary elimination and challenge protocols in patients experiencing food-related complaints, though it is important to recognize that the presence of IgG antibodies alone does not confirm a food allergy.
Special Instructions
This test should be ordered by physicians who understand its limitations. The reference values have not been established for food-specific IgG tests, and the clinical utility of these tests remains unproven. It is crucial for clinicians to use these results within the context of a comprehensive clinical evaluation to inform dietary modifications.
Limitations
The test does not definitively diagnose food allergies or intolerances, as the presence of IgG antibodies signifies sensitization without confirming an allergic response. Its efficacy as a standalone diagnostic tool for food allergies is limited. Results should be corroborated with clinical findings and other diagnostic procedures. Patients with food-related complaints should undergo evaluation with alternative methods for the accurate diagnosis of true allergies.
Methodology
Immunoassay (FEIA)
Biomarkers
LOINC Codes
- 63084-8
- 63084-8
Result Turnaround Time
3-7 days
Related Documents
For more information, please review the documents below
Specimen
Serum
Volume
0.5 mL
Minimum Volume
0.5 mL
Container
red-top tube or serum gel tube, refrigerated in a plastic vial
Collection Instructions
Draw blood in a plain red-top tube(s), serum gel tube(s) is acceptable. Spin down and send 0.5 mL of serum refrigerated in a plastic vial.
Storage Instructions
Refrigerated (preferred) for 28 days, ambient for 7 days, or frozen for 365 days.
Causes for Rejection
Hemolysis; Lipemia; Icterus
Stability Requirements
| Temperature | Period |
|---|---|
| Room Temperature | 7 days |
| Refrigerated | 28 days |
| Frozen | 365 days |