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Test Code LAB12609 Catecholamines - Random Urine

Important Note

ONLY to be dropped off at the Irving Lab.  

Department

SEND OUTS

Reference Lab Test Number

UCATR

Collection Requirements

Collect random urine

Refer To

Warde Medical Laboratory

Primary Collection Container

Sterile Urine Cup

Alternate Collection Container

Yellow Urine Vacutainer (No Additive)

Transport

Refrigerated

Preferred Transport Temperature

Refrigerated

Processing

Add 1-2 drops 6N HCl to a 10 mL urine aliquot within 4 hours of collection. Mix well, ensure pH is between 1-3, and send urine in a plastic screw-capped urine cup.

Stability

With Preservative:

Ambient: 72 hours

Refrigerated: 7 days

Frozen: 1 month

Minimum Testing Volume

10 mL

Reference Range

By report

Methodology

High Performance Liquid Chromatography

Performed

Monday-Friday

Reported

6 days

CPT Codes

-82384, 82570

Additional Information

NOTE: Medications that may interfere with catecholamines and metabolites include amphetamines-like compounds, appetite suppressants, bromocriptine, buspirone, caffeine, carbidopa-levopa (Sinemet), clonidine, dexamethasone, diuretics, ethanol, isoproterenol, methyldopa (Aldomet), MAO inhibitors, nicotine, nose drops, propafenone (Rythmol), reserpine, theophylline, tricyclic antidepressants, and vasodilators.