ARUP's Laboratory Test Directory

Galactose-1-Phosphate Uridyltransferase : 0080125
[ image for: Patient History For Galactosemia]
Patient History For Galactosemia
  


Mnemonic: G1PUT

Methodology: Enzymatic
Performed: Mon, Wed, Fri
Reported: 2-4 days
Specimen Required: Collect:  One 7 mL green (sodium or lithium heparin), lavender (EDTA), or pink (K2EDTA).  Collect on ice.

Transport:  7 mL whole blood at 2-8°C. (Min: 3 mL)

Pediatric Collection/Transport:  3 mL whole blood at 2-8°C.

Remarks:  Do not freeze.

Unacceptable Conditions:  Hemolyzed samples.

Stability:  Ambient: Unacceptable; Refrigerated: 5 days; Frozen: Unacceptable
Reference Interval:
14.7-25.4 U/g Hb
Note: Enzyme activity only may not differentiate variant form of galactosemia or carriers.  For a more accurate evaluation of patients suspected to have galactosemia the preferred test is Galactosemia, Panel (0051175). To monitor therapy in patients with galactosemia, order Galactose-1-Phosphate in Red Blood Cells (0081296).
CPT Code(s): 82775
 
 

 

 

 
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