- CTFU
Catecholamines Fractionated, Urine, Random or 24 Hr (RPS)
Test Code
CTFU
Specimen Name
Catecholamines Fractionated, Urine, Random or 24 Hr (RPS)
CPT Codes
- 82384
Collect
24Hr Container, No Preservative (1)
Stability
Refrigerate
Volume
30 mL
Minimum Volume
4 mL
Performed
Performed everyday / Reported 1-4 days
Additional Information
ARUP # 0080407 Preservation can be enhanced by adjusting the pH to 2-3 by adding an acid such as 6 N HCl. Catecholamines are not stable above pH 7. The pH of such specimens must be adjusted by the addition of acid prior to transport. A pH less than 2 can cause assay interference.
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Common Lab Definitions
- Serum
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