CMT Advanced Evaluation - Dominant, Demyelinating

Test Code
92377


CPT Codes
81448 <br><strong>*** RESTRICTED USE *** This code is available for Client #54840, 55738, 56176, 54279, 51618, 51921, 57748, 55851, 53814, 54329 and 7859 ONLY.</strong>

Includes
DNM2 DNA Sequencing Test
EGR2 DNA Sequencing Test
LITAF/SIMPLE DNA Sequencing Test
MPZ DNA Sequencing Test
PMP22 DNA Sequencing Test
PMP22 Duplication/Deletion Test
YARS DNA Sequencing Test


Preferred Specimen
8 mL whole blood collected in an EDTA (lavender-top) tube
Pediatric (0-3 Years): 2 mL


Minimum Volume
6 mL • Pediatric: 1 mL


Instructions
Please label each specimen tube with two forms of patient identification. These forms of identification must also appear on the requisition form.


Transport Temperature
Room temperature


Specimen Stability
Room temperature: 10 days
Refrigerated: 10 days
Frozen: Unacceptable


Methodology
Multiplex Ligation-dependent Probe Amplification (MLPA) • Next Generation Sequencing

Setup Schedule
Report available: 21-28 days




The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.