Test directory: Galactose-1 Phosphate, RBC

Ordering Code5278
Test NameGalactose-1 Phosphate, RBC
Preferred SpecimenWhole Blood
Preferred ContainerEDTA, K2 (Lavender)
Other Specimen/ContainerWhole Blood in Sodium Heparin (Green)
Optimum Volume3.5 mL
Collection InstructionsCompleted Mayo Biochemical Genetics Patient form required

Specimens collected following a meal can exhibit postprandial elevations. For infants, collect a specimen immediately prior to feeding to avoid this.
Transport RequirementsOahu: Refrigerated
Airline: Refrigerated
Specimen StabilityAmbient: Not Stable
Refrigerated: 72 Hours
Frozen: Not Stable
Rejection CriteriaAmbient, Frozen, Grossly hemolyzed
Avail. StatNO
Analytic Time11 Days
Maximum Laboratory Time: 18 Days
MethodologyLiquid Chromatography-Tandem Mass Spectrometry(LC-MS/MS)
Reference Lab Mayo Medical Lab

Reference range(s)

ComponentAgeMale NormMale Critical LowMale Critical HighFemale NormFemale Critical HighFemale Critical LowUnitsAdd'l info
Galactose-1 Phosphate, RBCALLmg/dL

Reference ...

Reference Range:
Normal Range          < or = 0.9 mg/dL
Therapeutic Range     < or = 4.9 mg/dL
Additional Information:
Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS)
This test was developed and its performance characteristics
determined by Mayo Clinic in a manner consistent with CLIA
requirements.  This test has not been cleared or approved
by the U.S. Food and Drug Administration.
See report.