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HelpTest ID NBLD0055 Catecholamines, Fractionated, Random Urine
Specimen Type/Requirements
Urine container w/ preservative - Random Urine
Sterile or non-sterile container - Random Urine
It is preferable for the patient to be off medications for three days prior to collection. However, common antihypertensives (diuretics, ACE inhibitors, calcium channel blockers, alpha and beta blockers) cause minimal or no interference. Patient should avoid alcohol, coffee, tea, tobacco, and strenuous exercise before collection.
Preferred: Preserved urine with 25 mL 6N HCL collected in a plastic, urine container.
Also Acceptable:
Urine without preservative is acceptable, if pH is ≤ 6 and shipped frozen.
Specimen Volume
| Preferred Volume | 1.0 mL |
|---|---|
| Minimum Volume | 0.7 mL |
Stability/Transport
| Unpreserved Urine | Preserved Urine | ||
|---|---|---|---|
| Room Temperature | Unacceptable | Unacceptable | |
| Refrigerated | 7 days | 30 days | |
| Frozen | 60 days | 60 days | Preferred for transport |
Performed Test Frequency
Monday through Friday
Report Available
4 - 6 days
Additional Information
Test includes: Creatinine, Norepinephrine, Epinephrine, Dopamine and Total Catecholamines (calculated)
Methodology
Liquid Chromatography / Mass Spectrometry
Performing Lab
Quest Chantilly forwards to Quest San Juan Capistrano
CPT
82384
Interface Build Information
| Result Code | Result Code Description |
|---|---|
| 5542 | Ephinephrine Urine |
| 5543 | Norephinephrine Urine |
| 5545 | Total Catecholamine Urine |
| 5544 | Dopamine Urine |
| 5546 | Creatinine Urine |