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Phosphorus, Random Urine
MessageFor Specimen Integrity during Extreme Weather see the “Lockbox Usage in Extreme Weather” document at the top of this page.
Test Code
UPOR
Alias/See Also
73696
CPT Codes
84105
Preferred Specimen
Fresh urine
Minimum Volume
1 mL
Instructions
Obtain specimen in urine collection cup and transfer 2 mL to a screw-top transport tube.
Transport Container
Screw-top plastic transport tube
Transport Temperature
Refrigerated
Specimen Stability
Room Temperature = n/a
Refrigerated = 6 months
Frozen = n/a
Refrigerated = 6 months
Frozen = n/a
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Incorrect specimen type, insufficient sample volume, improper storage conditions, exceeds specimen stability guidelines, contaminated sample.
Methodology
Spectrophotometric
Setup Schedule
24/7
AU
AU
Report Available
daily
Clinical Significance
The urinary phosphorus concentration is useful to assess calcium and phosphorus balance. The thyroid and kidneys are key organs whose function influence urinary phosphorus concentration.
Performing Laboratory
CompuNet Clinical Laboratories, LLC
2308 Sandridge Drive
Moraine, OH 45439
Last Updated: November 23, 2021