Growth Differentiation Factor 15 GDF15

Synonyms

Allscripts (AEHR) Order Name

Growth Differentiation Factor 15

Sunrise Clinical Manager (SCM) Order Name

Growth Differentiation Factor 15

Clinical Info

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.

Specimen Type

Container

Lavender Top Tube

Collection Instructions

Container/Tube: Lavender Top (EDTA) Tube
Specimen: 0.5 mL Plasma ( 0.2 mL min)
Collection Instructions:
1. Draw blood and centrifuge immediately.
2. Aliquot plasma into plastic vial.
3. Do not expose specimen to heat or direct sunlight.

Transport Instructions

Refrigerated

Specimen Stability

28 Days Room Temperature
90 Days Refrigerated or Frozen

Methodology

Enzyme-Linked Immunosorbent Assay (ELISA)

Days Performed

Wednesday and Friday

Performing Laboratory

Mayo Medical Laboratories

CPT

83520

PDM

235440

Result Interpretation

3 months* and older: < or =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.

Forms