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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 a minimum of 18-24 hours 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 for 8-12 hours prior to collection.
Preferred Specimen: 1 mL urine with 6N HCl collected in a plastic urine container to maintain pH below 3.
Also Acceptable: Urine without preservative, 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
5 - 8 days
Additional Information
Test includes: Epinephrine, Norepinephrine, Calculated Total (E+NE), and Creatinine
Methodology
Liquid Chromatography / Mass Spectrometry (LC/MS)
Performing Lab
Quest Chantilly forwards to Quest San Juan Capistrano
CPT
82384, 82570
Interface Build Information
| Result Code | Result Code Description |
|---|---|
| 5542 | Ephinephrine Urine |
| 5543 | Norephinephrine Urine |
| 5545 | Total Catecholamine Urine |
| 5544 | Dopamine Urine |
| 5546 | Creatinine Urine |