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HelpTest ID GDF15 Growth Differentiation Factor 15, Plasma
Method Name
Enzyme-Linked Immunosorbent Assay (ELISA)
Specimen Required
Collection Container/Tube:
Preferred: Lavender top (EDTA)
Acceptable: Green top (sodium heparin)
Submission Container/Tube: Plastic vial
Specimen Volume: 0.5 mL
Collection Instructions:
1. Draw blood and centrifuge immediately.
2. Aliquot plasma into plastic vial.
3. Do not expose specimen to heat or direct sunlight.
Reporting Name
Growth Differentiation Factor 15, PSpecimen Type
PlasmaSpecimen Stability Information
| Specimen Type | Temperature | Time |
|---|---|---|
| Plasma | Refrigerated (preferred) | 90 days |
| Frozen | 90 days | |
| Ambient | 28 days |
Report Available
2 to 6 daysPerforming Laboratory
Mayo Clinic Laboratories in Rochester
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| GDF15 | Growth Differentiation Factor 15, P | 92665-9 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| 64637 | Growth Differentiation Factor 15, P | 92665-9 |
Forms
1. Biochemical Genetics Patient Information (T602)
2. If not ordering electronically, complete, print, and send 1 of the following forms with the specimen:
Useful For
A circulating biomarker in myopathy-related mitochondrial disease as well as other conditions
Investigation of patients suspected of having a mitochondrial myopathy
This assay is not suitable for carrier detection.
Testing Algorithm
For information see Epilepsy: Unexplained Refractory and/or Familial Testing Algorithm
Day(s) Performed
Wednesday, Friday
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
83520
Special Instructions
Specimen Minimum Volume
0.2 mL
Reference Values
3 months* and older: ≤750 pg/Ml
*This test is not recommended for infants younger than 3 months of age due to the high levels of growth differentiation factor 15 contributed from the placenta during pregnancy.