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HelpGalactitol, Quantitative, Urine
Additional Codes
LAB4017
Specimen Type
UrineOrdering Guidance
To monitor dietary ingestion of galactose, order GAL1P / Galactose-1-Phosphate, Erythrocytes.
Necessary Information
Patient's age is required.
Specimen Required
Supplies: Urine Tubes, 10 mL (T068)
Container/Tube: Plastic, 10-mL urine tube
Specimen Volume: 2 mL
Collection Instructions:
1. Collect a random urine specimen.
2. No preservative.
Specimen Minimum Volume
1 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Urine | Refrigerated (preferred) | 28 days | |
| Frozen | 28 days |
Reference Values
0-11 months: <109 mmol/mol creatinine
1-3 years: <52 mmol/mol creatinine
4-17 years: <16 mmol/mol creatinine
≥18 years: <13 mmol/mol creatinine
Day(s) Performed
Tuesday, Friday
Report Available
3 to 7 daysSpecimen Retention Time
3 monthsPerforming Laboratory
Mayo Clinic Laboratories in Rochester
CPT Code Information
82542
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| GATOL | Galactitol, QN, U | 47857-8 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| 35831 | Galactitol | 47857-8 |
| 35832 | Interpretation (GATOL) | 59462-2 |
| 35833 | Reviewed By | 18771-6 |
Forms
If not ordering electronically, complete, print, and send a Biochemical Genetics Test Request (T798) with the specimen.