Search All

Lab Test Dictionary

Galactose-1-Phosphate (Gal-1-P), Erythrocytes (GAL1P)

Methodology

Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS)

Synonyms

Galactosemia

Specimen Type

Whole Blood

Performing Lab

Mayo Medical Lab

Epic ID

LAB09236

Lab Test Days

Tuesday; 8 A.M.

Standard TAT

8-15 Days

Collection Information

Specimen Required

2-3 mL Whole Blood

Container Type

Lavender (EDTA)

Collection Instructions

Whole blood collected in a sodium heparin (green-top) tube is also acceptable. Specimens collected following a meal can exhibit postprandial elevations. For infants, collect a specimen immediately prior to feeding to avoid this.

Processing Information - Lab Use Only

Transport Temperature

Refrigerate-Only

Specimen Stability

Room Temp: Unacceptable; Refrigerated: 72 Hours; Frozen: Unacceptable

Rejection Criteria

Gross hemolysis

Test Volume Required

3 mL Whole Blood

Minimum Test Volume

2 mL Whole Blood

Processing Instructions

Order in Mayolink and send with Mayo courier Monday-Friday. Must be received at Mayo within 72 hours.