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HelpTest Code PHU_ pH, Random, Urine
Reporting Name
pH, Random, UUseful For
Assessment of patients with metabolic acidosis
Assessment of crystalluria
Monitoring the effectiveness of alkalinization or acidification of urine for certain medical conditions (eg, treatment of uric acid nephrolithiasis)
Performing Laboratory
Mayo Clinic Laboratories in Rochester
Specimen Type
UrineSpecimen Required
Supplies: Urine Tubes, 10 mL (T068)
Container/Tube: Plastic, 10-mL urine tube
Specimen Volume: 10 mL
Collections Instructions: Collect a random urine specimen.
Specimen Minimum Volume
1 mL
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Urine | Refrigerated (preferred) | 7 days | |
| Frozen | 7 days |
Reference Values
4.5 to 8.0
Test Classification
This test has been cleared, approved, or is exempt by the US Food and Drug Administration and is used per manufacturer's instructions. Performance characteristics were verified by Mayo Clinic in a manner consistent with CLIA requirements.CPT Code Information
83986
LOINC Code Information
| Test ID | Test Order Name | Order LOINC Value |
|---|---|---|
| PHU_ | pH, Random, U | 2756-5 |
| Result ID | Test Result Name | Result LOINC Value |
|---|---|---|
| PHU_ | pH, Random, U | 2756-5 |
Reject Due To
All specimens will be evaluated at Mayo Clinic Laboratories for test suitability.Method Name
pH meter
Day(s) Performed
Monday through Sunday