Test Code FUFXS Fragile X, Follow-up Analysis
Specimen Required
Only orderable as a reflex. For more information see FXS / Fragile X Syndrome, Molecular Analysis, Varies.
No additional specimen is required. Lab will utilize specimen they already have in the lab for this test.
Method Name
Only orderable as a reflex. For more information see FXS / Fragile X Syndrome, Molecular Analysis, Varies.
Methylation Sensitive Polymerase Chain Reaction (PCR) Fragment Analysis
Reporting Name
Fragile X, Follow up AnalysisSpecimen Type
VariesSpecimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| Varies | Varies | |
Reference Values
Only orderable as a reflex. For more information see FXS / Fragile X Syndrome, Molecular Analysis, Varies.
Performing Laboratory
Mayo Clinic Laboratories in Rochester
Test Classification
This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. It has not been cleared or approved by the US Food and Drug Administration.CPT Code Information
81244
LOINC Code Information
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| 52421 | Comment | 48767-8 |
| 52422 | Specimen | 31208-2 |
| 52423 | Source | 31208-2 |
| 52424 | Released By | 18771-6 |
Useful For
Confirming the methylation status of the repeat expansion allele in the FMR1 gene, to aid the diagnosis of FMR1-related disorders
Day(s) Performed
Varies