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HelpAminolevulinic Acid, Urine
Performing Laboratory
Mayo Clinic Laboratories in Rochester
Specimen Type
UrineOrdering Guidance
The preferred test for lead toxicity in children is blood lead; order either PBDV / Lead, Venous, with Demographics, Blood or PBDC / Lead, Capillary, with Demographics, Blood.
Necessary Information
Specimen Required
Patient Preparation: Patient must not consume any alcohol for at least 24 hours before specimen collection.
Supplies: Urine Tubes, 10 mL (T068)
Collection Container/Tube: Clean, plastic urine collection container
Submission Container/Tube: Plastic vial
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 |
|---|---|---|
| Urine | Refrigerated (preferred) | 28 days |
| Frozen | 45 days |
Special Instructions
Reference Values
< = 2.3 mmol/mol creatinine
Day(s) Performed
Monday through Friday
CPT Code Information
82135
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| ALAUR | Aminolevulinic Acid, U | 34284-0 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| 61547 | Aminolevulinic Acid, U | 34284-0 |
| 34347 | Interpretation (ALA), U | 59462-2 |
| 34348 | Reviewed By | 18771-6 |
Report Available
2 to 4 daysSpecimen Retention Time
14 daysForms
If not ordering electronically, complete, print, and send a Biochemical Genetics Test Request (T798) with the specimen.