Item Value
Test name Galactose-1-Phosphate, RBC
Available Stat? No
Turn around times 8-15 days
Performed by Mayo
Patient Preparation The patient should not be transfused prior to obtaining samples. If transfused sampling should be delayed for at least 1 month to make sure the transfused cells have predominantly cleared and we are only testing the patient's own cells.
Normal range
Non-galactosemic 5-49 mcg/g of hemoglobin (<1 mg/dL)
Galactosemic on galactose restricted diet 80-125 mcg/g of hemoglobin (1-4 mg/dL)
Galactosemic on unrestricted diet >125 mcg/g of hemoglobin (>4 mg/dL)

Container type Dark Green top
Amount to Collect 2 mL blood
Collection Instructions Samples should only be collected Monday-Friday on the day shift, before noon. If received after 12:00 noon we can not guarantee the sample will be processed.

Do not collect these samples on weekends, holidays, or evenings.
Sample type Heparinized whole blood

If you have additional questions regarding this test, please call: 415-353-1667