Nonprevalent Autosomal Recessive Hereditary Spastic Paraplegia Advanced Sequencing Evaluation

Test Code

93075

CPT Codes
81479<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 9 genes including CYP7B1, ALS2, AP5Z1, FA2H, KIF1A, PNPLA6, SACS, SPG20, and SPG21. This test will detect nonprevalent causes of 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.