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Diphtheria Antitoxoid
Test Code
4865
CPT Code(s)
86648
Preferred Specimen(s)
1 mL serum
Minimum Volume
0.2 mL
Specimen Container
Plastic screw-cap vial
Transport Temperature
Room temperature
Specimen Stability
Room temperature: 4 days
Refrigerated: 7 days
Frozen: 30 days
Reject Criteria
Gross hemolysis • Gross lipemia • Gross icterus
Methodology
Enzyme Linked Immunosorbent Immunoassay (ELISA)
This test was developed and its performance characteristics have been determined by Quest Diagnostics. It has not been cleared or approved by the U.S. Food and Drug Administration. The FDA has determined that such clearance or approval is not necessary. Performance characteristics refer to the analytical performance of the test.
Performing Laboratory
| Quest Diagnostics Nichols Institute |
| 14225 Newbrook Drive |
| Chantilly, VA 20153 |
Setup Schedule
Setup: Mon, Wed, Fri a.m.; Report available: Next day
Reference Range(s)
≥0.01 IU/mL (Post-Vaccination)
Interpretive Criteria
| <0.01 IU/mL | Nonprotective Antibody Level |
| ≥0.01 IU/mL | Protective Antibody Level |
Reference ranges are provided as general guidance only. To interpret test results use the reference range in the laboratory report.
(The CPT codes provided are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payer being billed.)
* The tests listed by specialist are a select group of tests offered. For a complete list of Quest Diagnostics tests, please refer to our Directory of Services.