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HelpTest Code TLUNG TRAC Lung, dd-cfDNA
Additional Codes
Epic EAP: LAB9564
Epic Description:TRAC LUNG, DD-CFDNA
Collection Limitations
This test is not suitable for use during pregnancy, if the donor and recipient are identical twins, if the patient has received multiple transplants from different donors, or if the donor and recipient are siblings from a consanguineous marriage. In these scenarios, the bioinformatics pipeline wll generate an inaccurate result.
Specimen Type
Blood
Specimen Required
| Collection Container | Preferred Volume | Minimum Volume | |
|---|---|---|---|
| Preferred |
Streck cell-free DNA BCT |
10.0 mL | 10.0 mL |
Specimen Stability
7 days
Instructions for Collection and Transport
Collect 10 mL whole blood in a Streck cell-free DNA BCT collection tube. Streck tubes must be completely full to maintain proper ration of blood to anticoagulant. For best results, a 21G or 22G needle is advised. Slower fill times may be observed when using a smaller guage needle. It is critical to mix tubes thoroughly by inverting the tube 8-10 times end-over-end immediately after collection.
For Order of Draw: Collect Streck tubes after EDTA (purple tops) before any gray or green lithium tubes.
Ship ambient. Samples must be received and preocessed no more than 7 days after collection.
Ship Monday - Friday. Friday shipments must be labeled for Saturday delivery.
Causes for rejection: whole blood frozen or collections not in specified tube.
Performing Lab
Sendout Lab
Reference Lab: Viracor Eurofins Clinical Diagnostics, Referral code: 30878
Routine Turnaround Time
4-6 business days from receipt at reference lab.
CSR Storage Requirements
Do not centrifuge. Store at room temperature or send directly to Sendout Lab.
CPT Code Information
0118U