ProPath Test Menu


Fragile X Screen with Reflex Methylation


TEST DIRECTORY
Test Name
Fragile X Screen with Reflex Methylation
Test Code
W199
SPECIMEN REQUIREMENTS
Specimen Requirements
Minimum of 5.0 mL whole blood
Supplies for Submission
Lavender Top tube(s)
Specimen Collection
Submit a minimum of 5.0 mL whole blood and refrigerate.
Storage Requirements
Refrigerated.
Specimens are stable if stored at room temperature for 1 week, or refrigerated for 1 month, or frozen for 1 month.
Causes for Rejections
Heparinized specimens are not accepted.
GENERAL AND TECHNICAL INFORMATION
Turn Around Time
9-11 days
CPT Code
81243, add 81244 if reflex