Get in touch
Our Client Services team is on hand to help. Please call us at 866.776.5907, Option 3.
PanTracer™ LBx is now available! - Order now
This test uses bi-directional sequencing on MPL exon 10 to detect all possible mutations at the W515 and S505 codons, and other mutations throughout the exon.
Testing is performed on plasma for increased sensitivity whenever possible.
Test Customization: This test may be ordered separately or as part of the MPN Reflex Panel.
Bone Marrow Aspirate: 2 mL in EDTA tube.
Peripheral Blood: 5 mL in EDTA tube.
Note: Test is DNA-based. Please select Extract & Hold - DNA If specimen hold service is desired.
81339 (as of 01/01/2021); Prior to CPT Code was 81402
*The CPT codes provided with our test descriptions are based on AMA guidelines and are for informational purposes only. Correct CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed.
Last Updated: August 05, 2025