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HelpCatecholamines, Random Urine
Collection Restrictions
- Patient should be off medications a minimum of 18-24 hours prior to collection (common hypertensives cause minimal or no interference).
- Patient should avoid alcohol, tea, tobacco, and strenuous excercise for 8-12 hours prior to collection.
Collection Requirements
Source: urine
Container: sterile cup
Volume:
- Preferred : 10 mL
- Acceptable : 5 mL
Turn Around Time
5-8 days
Availability
Routine
Includes
Epinephrine, Norepinephrine, Dopamine, Total Catecholamines(calculated), and Creatinine
Lab Processing Instructions
- Treat urine with 6 N HCL
- Urine collected with preservatives must have a pH of <3.0, while unpreserved samples must have a pH < 6.0
- Freeze
Performing Laboratory
Quest Nichols
Adele Hall Lab Section
Sendouts
Instrumentation/Methodology
High Performance Liquid Chromatography (HPLC)
CPT
82384
82570