Test Code PBCU Lead/Creatinine Ratio, Urine
Specimen Required
Only orderable as part of profile. For more information see:
-PBUCR / Lead/Creatinine Ratio, Random, Urine
-HMUCR / Heavy Metal/Creatinine Ratio, with Reflex, Random, Urine
Useful For
Detecting clinically significant lead exposure using random urine specimens
This test is not a substitute for blood lead screening.
Special Instructions
Reporting Name
Lead/Creatinine Ratio, USpecimen Type
UrineSpecimen Minimum Volume
1.5 mL
Specimen Stability Information
Specimen Type | Temperature | Time | Special Container |
---|---|---|---|
Urine | Refrigerated (preferred) | 28 days | |
Ambient | 28 days | ||
Frozen | 28 days |
Reject Due To
All specimens will be evaluated at Mayo Clinic Laboratories for test suitability.Reference Values
Only orderable as part of profile. For more information see:
-PBUCR / Lead/Creatinine Ratio, Random, Urine
-HMUCR / Heavy Metal/Creatinine Ratio, with Reflex, Random, Urine
0-17 years: Not established
≥18 years: <2 mcg/g creatinine
Specimen Retention Time
14 daysPerforming Laboratory
Mayo Clinic Laboratories in RochesterLOINC Code Information
Test ID | Test Order Name | Order LOINC Value |
---|---|---|
PBCU | Lead/Creatinine Ratio, U | 13466-8 |
Result ID | Test Result Name | Result LOINC Value |
---|---|---|
608904 | Lead/Creatinine Ratio, U | 13466-8 |
Day(s) Performed
Monday through Friday
Report Available
2 to 4 daysCPT Code Information
83655