Mnemonic: CA24
Container: See Handling Instructions
Handling: Collect in 24-hr urine container supplied by the Laboratory containing 10 ml 6N HCl. Patient collection instructions available in the Laboratory. Specimen must be stored refrigerated during collection time. Submit entire volume to the Laboratory for testing.
Methodology: Spectrophotometry
CPT: 82340
Department: Main Lab
Preferred Volume: 10 ml aliquot of well mixed 24 hr urine
Minimum Volume: 1.0 ml
Stability: 4 days refrigerated; 3 weeks frozen
Performed: Daily
Units: mg/24hr
Reference Range: 100-300 mg/24hr
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