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HelpTest ID NBLD0056 Catecholamines, Fractionated, 24-Hour Urine with Creatinine
Specimen Type/Requirements
24-hour Urine Container - Urine
Collect 24-hour urine with 25 mL of 6N HCl to maintain a pH ≤3.
If no preservative is used, specimen must be stored refrigerated during collection but shipped frozen and pH must be ≤ 6.
Record 24-hour urine volume and patient's age on test request form and on urine container.
Specimen Volume
| Preferred Volume | 10 mL |
|---|---|
| Minimum Volume | 5 mL |
Stability/Transport
| Room Temperature | Not Acceptable | |
|---|---|---|
| Refrigerated | Not Acceptable | |
| Frozen | 30 days | Preferred for transport |
Performed Test Frequency
Monday through Saturday
Analytical Time
5 - 7 days
Methodology
High Performance Liquid Chromatography (HPLC)
Performing Lab
Quest Chantilly
CPT
82384, 82570, 81050
Interface Build Information
| Result Code | Result Code Description |
|---|---|
| 2883 | Norepinephrine 24 Hour Urine |
| 1485 | Epinephrine 24 Hour Urine |
| 1348 | Dopamine 24 Hour Urine |
| 6464 | Volume 24 Hour Urine |
| 28049 | Calculated Total (E + NE) |
| 1131 | Creatinine 24 Hour Urine |