Galactose-1-Phosphate, Red Blood Cells

Abbrev Code:GALPHO   
Order Code:LAB3491Order Name:Galactose 1 Phosphate RBC
Synonyms:Galactosemia; Galactose 1 Phosphate
Methodology:Gas chromatography/Mass spectrometry
CPT Codes: 84378 x1
Turnaround Time:Specimens are sent to the reference laboratory Mon-Sat; results are reported within 2-9 days.  
Special Instructions:Specimen must be tested within 72 hours of collection.

For tests developed and validated by ARUP (previously referred to as Compliance Statement B, C or D). This test was developed and its performance characteristics determined by ARUP Laboratories. It has not been cleared or approved by the U.S. Food and Drug Administration. This test was performed in a CLIA certified laboratory and is intended for clinical purposes.

Collection Instructions

Optimal Volume:5 mL
Minimum\Peds Volume:2 mL
Container:Purple (EDTA) on ICE
Alternate Containers: Green (sodium heparin, no gel) on ICE
Collection Instructions:DO NOT FREEZE. Place tube on wet ice immediately after collection.
Causes for Rejection:Room temperature or FROZEN specimens.

Processing and Shipping

Specimen Processing:Do not process. Store in refrigerator.
Shipping Instructions:Ship at refrigerated temperature.
Stability:72 hours at refrigerated temperature.
Test Performed at or Referral Lab Lab Sendouts  (ARUP)
Referral Lab number:81296


Reference Range:
Galactose-1-phosphate (mg/dL) 0.0-1.0 mg/dL
Galactose-1-phosphate (ug/g Hb) 0-53 ug/g Hb
Galactose-1-phosphate (umol/g Hb 0.00-0.20 umol/g Hb
Use:Use to monitor treatment, response, and compliance with dietary restriction for patients with an established diagnosis of galactosemia.. This test is NOT recommended for galactosemia screening or diagnosis in persons with a positive newborn screen.

Click HERE to Report test errors or omissions.
*If no email program is associated with this computer, please contact: for TestID: 4250"