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CD3/33 Enrichment and Chimerism Analysis
Test Code18525
CPT Codes
81268 (x2)<br><strong>This test is not available for New York patient testing.</strong><br>Restricted Client Code
Preferred Specimen
8 mL whole blood collected in a sodium heparin (green-top) tube, or ACD (yellow-top) tube, or EDTA (lavender-top) tube
Minimum Volume
4 mL
Other Acceptable Specimens
Bone marrow collected in: sodium heparin (green-top) tube, or ACD (yellow-top) tube, or EDTA (lavender-top) tube
Instructions
Indicate on specimen tube and requisition whether sample is whole blood or bone marrow. Sample must be received within 24 hours of collection and may be drawn Monday through Thursday for delivery Tuesday through Friday. STAT not available for Friday delivery.
Transport Temperature
Room temperature
Specimen Stability
Room temperature: 48 hours
Refrigerated: Unacceptable
Frozen: Unacceptable
Refrigerated: Unacceptable
Frozen: Unacceptable
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Insufficient sample volume • Incorrect specimen type sent for testing requested • Incorrect identifiers • Improper transport conditions
Methodology
Next Generation Sequencing (NGS)
FDA Status
The test was developed and its performance characteristics determined by Versiti Wisconsin, Inc. It has not been cleared or approved by the US Food and Drug Administration. This test is used for clinical purposes. It should not be regarded as investigational or for research. This laboratory is certified under the Clinical Laboratory Improvement Amendments (CLIA) as qualified to perform high complexity clinical laboratory testing.
Setup Schedule
Set up: Varies; Report available: 4-7 days (Contact Lab if STAT)
Reference Range
See Laboratory Report
