T-Cell Clonality by Next Generation Sequencing
| CPT Code(s): | 81342 |
| Specimen Required: | Patient Preparation: Collect:Whole blood: Lavender (EDTA). OR Bone marrow: EDTA. ORTissue. Specimen Preparation:Whole blood: Transport 5 mL whole blood. (Min: 1 mL) OR Bone marrow: Transport 3 mL bone marrow. (Min: 1 mL) OR Fresh tissue: Freeze immediately. Transport 100 mg or 0.5-2.0 cm3 tissue.OR FFPE tumor tissue: Formalin fix (10 percent neutral buffered formalin) and paraffin embed tissue. Protect from excessive heat. Transport tissue block or four 10-micron shavings. Tissue block will be returned after testing. Transport tissue (frozen or paraffin) in a tissue transport kit (RDL supply #47808) available online through eSupply using RDL Connect™ or contact RDL Client Services at (888) 431-7474. Storage/Transport Temperature:Whole blood OR Bone marrow: Refrigerated. Fresh tissue: Frozen on dry ice. FFPE tumor tissue: Room temperature. Also acceptable: Refrigerated. Ship in cooled container during summer months. Stability:Whole blood OR Bone marrow: Ambient: 24 hours; Refrigerated: 5 days; Frozen: Unacceptable Fresh Tissue: Ambient: Unacceptable; Refrigerated: 2 hours; Frozen: 1 year FFPE tumor tissue: Ambient: Indefinitely; Refrigerated: Indefinitely; Frozen: Unacceptable |
| New York DOH Approval Status: | This test is New York DOH approved. |
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