Dopamine Uncalculated; Dopamine, 24 hour; Dopamine/Creatinine Ratio; Volume; Creatinine/L; Creatinine/d
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Dopamine LC-MS/MS, 24 hr Urine
Test ID: DOPAF U
Test
Method
LC-MS/MS
Report Includes
Specimens
Urine (24 hr)
Test Location
St. Michael's Hospital, 30 Bond Street, Toronto ON M5B 1W8
Test Version
11-Mar-2020
Specimen
Specimens
Urine (24 hr)
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
Collection Instructions
Collect urine in a container with 25 mL 6 mol/L (6N) HCl acid.
Handling Information
The final pH must be maintained between 2.0 – 4.0. Indicate 24 hour volume and collection date.
Test Version
11-Mar-2020
Performance / Interpretation
Method
LC-MS/MS
Turnaround Time
10 days
Results
Name | Units | Reference Range | Conversion Factor | |
---|---|---|---|---|
Volume | L |
|
||
Creatinine | mmol/L |
|
||
Creatinine/d | mmol/d |
|
||
Dopamine Uncalculated | nmol/L |
|
||
Dopamine, 24 hour | nmol/d |
|
||
Dopamine/Creatinine Ratio | nmol/mmol creatinine |
|
||
Test Location
St. Michael's Hospital, 30 Bond Street, Toronto ON M5B 1W8
Test Version
11-Mar-2020
Interface / Setup
HL7 Interface Codes
Order Code | Result Codes | Units |
---|---|---|
DOPAF U | 63319Dopamine Uncalculated | nmol/L |
63320Dopamine, 24h | nmol/d | |
63321Dopamine/Creat Ratio | nmol/mmol creat | |
7601Volume | L | |
7637Creatinine/L | mmol/L | |
7602Creatinine/d | mmol/d |
Test Version
11-Mar-2020