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HelpTest ID KRASD Cell-Free DNA KRAS 12, 13, 61,146, Blood
Ordering Guidance
This test is not a prenatal screening test
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 (T715).
Specimen Required
Supplies: Streck Black/Tan Top Tube Kit (T715)
Container/Tube: Streck Cell-Free DNA blood collection kit
Specimen Volume: Two 10-mL Streck Cell-Free DNA blood collection tubes
Additional Information: Only blood collected in Streck Cell-Free DNA BCT tubes will be accepted for analysis. Whole blood will be processed to produce platelet-poor plasma before cfDNA isolation.
Secondary ID
68003Useful For
An alternative to invasive tissue biopsies for the determination of KRAS 12, 13, 61,146 (G12A, G12C, G12D, G12R, G12S, G12V, G13D, Q61K, Q61L, Q61R, Q61H, and A146T) mutation status
Detecting molecular markers associated with response or resistance to specific therapy
This test is not intended as a screening test to identify cancer.
Specimen Type
Whole bloodSpecimen 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
| Specimen collected in tube other than Streck Cell-Free DNA collection tube | Reject |
Day(s) Performed
Varies
Report Available
5 to 10 daysPerforming Laboratory
Mayo Clinic Laboratories in Rochester
CPT Code Information
81275
81276
Forms
If not ordering electronically, complete, print, and send an Oncology Test Request (T729) with the specimen.
Reference Values
An interpretive report will be provided