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HelpTest Code PIK3B Cell-Free DNA PIK3CA Test, Blood
Shipping Instructions
1. Samples should be transported at ambient temperature or refrigerated (4° C)
2. Samples are viable for 7 days in the Streck Black/Tan Top Tube Kit
Specimen Required
Supplies: Streck Black/Tan Top Tube Kit (T715)
Specimen Volume: Two, 10-mL Streck cell-free DNA (cfDNA) blood collection tubes
Additional Information:
1. Only blood collected in Streck cfDNA tubes will be accepted for analysis.
2. Whole blood will be processed to produce platelet-poor plasma before cfDNA isolation.
Specimen Type
Whole bloodSpecimen Minimum Volume
One 10 mL Streck cell-free DNA tube
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Whole blood | Ambient (preferred) | 7 days | Streck Black/Tan top |
| Refrigerated | 7 days | Streck Black/Tan top |
Reject Due To
All specimens will be evaluated at Mayo Clinic Laboratories for test suitability.Reference Values
An interpretive report will be provided
Day(s) Performed
Monday through Friday
Report Available
5 to 10 daysSpecimen Retention Time
Whole blood: 2 weeks (if available); Extracted DNA: IndefinitelyPerforming Laboratory
Mayo Clinic Laboratories in Rochester
CPT Code Information
81309