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HSP, Common Dominant Evaluation

Test Code
93078


CPT Codes
81405 (x2), 81406 (x2), 81479<br><strong>CPT coding may differ dependent on payer rules which may impact prior authorization testing.</strong><br><strong>Please direct any questions regarding CPT coding to the payer being billed.</strong><br><br><strong>This test is not available for New York patient testing.</strong><br>Limited Access Code

Preferred Specimen
8 mL whole blood collected in two EDTA (lavender-top) tubes
Pediatric (0-3 years): 2 mL whole blood


Minimum Volume
6 mL • Pediatric: 1 mL


Transport Temperature
Room temperature


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


Methodology
Next Generation Sequencing

Setup Schedule
Set up: Varies; Report available: 28-42 days


Reference Range
See Laboratory Report


Clinical Significance
This test includes sequencing 4 genes including: ATL1, SPAST, REEP1, KIF5A, and a SPAST deletion test. This test will detect 70-80% of genetic causes of autosomal dominant HSP.




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.