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Fragile X Syndrome: DNA Analysis

Yellow TopLavender BulletTube Type
Test ID LAB738
EPIC Order
CPT Codes 81243
Group/Individual Test Individual
Laboratory Molecular Genetics Laboratory
Tube Station 30
Specimen Routine: 7mL Blood/Yellow Top ACD Tube or Lavender top EDTA tube; see Comments
micro: minimum 2.0 mL Blood (3x EDTA Lavender Top Pediatric Bullets)
Availability Routine: Weekly, not weekends or holidays
Turnaround Time 14 days
Reference Range Normal: No evidence of Fragile X genotype


Additional information:

If needed, Fragile X Methylation status will be ordered as a reflex test. CPT code: 81244

Reviewed by jcayless on November 27, 2019

Note: Reference ranges provided on this web site are for guidance only, and may not reflect the most recent changes. Refer to laboratory reports for current reference data.

UNC Hospitals
McLendon Clinical Laboratories
101 Manning Drive
Chapel Hill, NC 27514