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HelpTest ID NBLD0419 PH Urine Methotrexate Protocol
Specimen Type/Requirements
Non-Sterile Container - Random Urine
Sterile Container - Random Urine
The Siemens urine multi-sticks do not give accurate pH values when patients are on high dose Methotrexate treatments.
This test order will indicate to the lab staff that a different pH
strip will need to be used.
Specimen Volume
| Preferred Volume | 10.0 mL |
|---|---|
| Minimum Volume | 3.0 mL |
Performed Test Frequency
Monday through Sunday
Methodology
Dipstick
Performing Lab
Sanford Laboratories Sioux Falls
CPT
81002
Interface Build Information
| Result Code | Result Code Description |
|---|---|
| 3136 | pH Urine |
Stability/Transport
| Room Temperature | 2 hours | |
|---|---|---|
| Refrigerated | 48 hours | preferred for transport |
| Frozen | not acceptable |