Test Overview
Method
Liquid chromatography-tandem mass spectrometry (LC-MS/MS)
Result Included
Dopamine; Dopamine/Creatinine Ratio; Creatinine
Specimen
Specimen Type
Urine (Random)Volume
Sample Volume
20 mL
Patient Preparation
Restrict caffeine, nicotine and alcohol 24 hours prior to collection. Discontinue Methyldopa (Aldomet) at least 5 days prior to collection. Other drugs do not interfere with this assay.
Collection & Handling
Handling Information
Adjust pH of aliquot with HCl acid to 2.0 – 4.0. Indicate collection date.
Performance & Interpretation
Turnaround Time
10 days
Results
Name
Units
Reference Range
Conversion
-
Creatininenmol/L
-
Dopaminenmol/L
-
Dopamine/Creatinine Rationmol/mmol creatinine<390
Referral Location
Canada
Interface & Setup
HL7 Interface Codes
| Order Code | Result Name | Result Codes | Units |
|---|---|---|---|
| DOPAFRU | Dopamine (/L), 24 Hour Urine | 63319 | nmol/L |
| Creatinine, Random Urine | 28004 | mmol/L | |
| Dopamine/Creatinine Ratio, Random Urine | 63323 | nmol/mmol creatinine |
Test Version
Last Updated
2020-03-11