A 24-hour or spot urine phosphorus

Name: A 24-hour or spot urine phosphorus
Mnemonic: Urine Phosphorus
Container: 24-hour Urine Container, Urine Collection cup
Handling: Collect urine in a 24-hr urine contatiner containing 20 ml HCl supplied by the Laboratory. Patient collection instructions available in the Laboratory. Specimen must be stored refrigerated during collection. Submit entire volume for testing. Random urine: no preservative
Methodology: Methodology: Spectrophotometri
CPT: 84105
Department: Main Lab
Preferred Volume: random urine - 10 mL
Minimum Volume: random urine - 10 mL
Stability: 8 hours room temp, 4 days refrigerated
Performed: Daily
Units: Random: mg/dL; 24 hour: gm/24hr
Reference Range: 0.4-1.3 gm/24hrs
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