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Vascular Endothelial Growth Factor (VEGF), ELISA
MessageFor Specimen Integrity during Extreme Weather see the “Lockbox Usage in Extreme Weather” document at the top of this page.
Test Code
VEGF
CPT Codes
83520
Preferred Specimen
1 mL plasma collected in an EDTA (lavender-top) tube
Minimum Volume
0.3 mL
Instructions
Mix the sample and centrifuge immediately after collection to separate plasma from cells. Transfer plasma to a plastic specimen transport container and mark the specimen type as plasma on the container. Freeze immediately. Cytokine levels may demonstrate diurnal variation. Recommend cytokine levels be determined at the same time of day for improved longitudinal comparison.
Transport Temperature
Frozen
Specimen Stability
Room temperature: Unacceptable
Refrigerated: 48 hours
Frozen: 1 year
Refrigerated: 48 hours
Frozen: 1 year
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Received room temperature • Received refrigerated • Gross hemolysis • Gross lipemia • Grossly icteric
Methodology
Enzyme Immunoassay (EIA)
FDA Status
This test was performed using a kit that has not been cleared or approved by the FDA. The analytical performance characteristics of this test have been determined by Quest Diagnostics. This test should not be used for diagnosis without confirmation by other medically established means.
Setup Schedule
Wednesday Night Report available: 5 Days
Reference Range
31-86 pg/mL
Clinical Significance
This assay is intended for research use only. It may have value in the evaluation of patients with various types of cancer who are being considered for anti-angiogenesis therapy.
Performing Laboratory
| Quest Diagnostics Nichols Institute-San Juan Capistrano, CA |
| 33608 Ortega Highway |
| San Juan Capistrano, CA 92675-2042 |
Last Updated: December 7, 2021
