Sample type: Whole Blood
Test name: Galactose-1-phosphate uridyl transferase (quantitative) a.k.a. gal-1-put, quantitative GALT carrier testing
Condition / Indication: Classical Galactosaemia Confirmation
Special precautions & notes: Please do not collect samples on a Friday. This test can identify carriers and variant forms (e.g. Duarte). Test not suitable if the patient has received any red cell transfusions within last 4 months.
Reference range: Please note, as of 13/04/2026, new reference range applies; Normal range 22.9 - 35.0 umol/hr/g Hb
Container: Li heparin (green top)
Ideal volume (mL): 1 mL
Referred outside NBT for analysis? No
Discipline: Clinical Biochemistry
Section: Metabolic Biochemistry
Turnaround time: 28 days
- Galactosaemia Request form.pdf120.79 KB
Information for Laboratories referring samples for analysis at NBT:
We prefer to receive the sample within 24 hours of collection (48 hours maximum). Therefore, please don't collect samples on a Friday. Send immediately as whole blood, do not centrifuge.