Catecholamines Fractionated, Urine Test (7631U)

Catecholamines Fractionated, Urine Test (7631U)

Analysis Code 7631U 
Test Name Catecholamines Fractionated, Urine 
Test Includes Dopamine (Creatinine corrected); Epinephrine (Creatinine corrected); Norepinephrine (Creatinine corrected) 
Purpose Endocrinology; Currently this test is not New York State approved.  
Category Catecholamine 
Method(s) High Performance Liquid Chromatography/
TandemMass Spectrometry (LC-MS/MS) 
Specimen Requirements 2 mL Urine 
Transport Temperature Refrigerated 
Specimen Container NMS Labs has no experimental or literature-based data regarding the choice of specific specimen collection containers for this test. 
Special Handling None 
Light Protection Required Not Required 
Stability Room Temperature: 2 day(s)
Refrigerated: 14 day(s)
Frozen (-20 °C): Undetermined

Norepinephrine, Epinephrine and Dopamine have demonstrated loss of stability with handling procedures that do not include addition of acid and pH adjustment even when frozen.  
*Rejection Criteria Received Room Temperature. 
Day(s) Test Set-up / TAT [LC-MS/MS] Monday-Friday / 5 days 
Suggested CPT Code 82384 
**Minimum Volume 0.7 mL 
Test Summary Sheet Generate  

You are viewing Catecholamines Fractionated, Urine Test (7631U)
*Rejection criteria pertain to clinical specimen submissions only.
**Stated minimum volume allows for a single analysis. Repeat analysis will not be performed.


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