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HelpTest Code 500869609 Catecholamines Fractionated (Epinephrine, Norepinephrine), Plasma
Additional Codes
Quest Diagnostics Test Code: 314
Performing Laboratory
Quest Diagnostics Nichols Institute
33608 Ortega Highway
San Juan Capistrano, CA 92690-6130
Specimen Requirements
Please submit the following specimen:
Patient Preparation: Patient Preparation:
Patients should be relaxed in either a supine or upright
position before blood is drawn. States of anxiety and stress can
cause fluctuations in the catecholamine levels. Draw specimen in a
pre-chilled green-top vacutainer. Patient should avoid alcohol,
coffee, tea, tobacco and strenuous exercise prior to
collection.
Overnight fasting is preferred.
Collect: 4 mL plasma collected in a sodium
heparin (green-top) tube. After drawing specimen, place
green-top tube in an ice bath.
Alternative Specimen(s): Lithium heparin (green-top) tube
Specimen Preparation: Specimen should be centrifuged and frozen within one hour (refrigerated centrifuge is preferred but not required).
Unacceptable Conditions: EDTA plasma, serum, or urine
Specimen Transport Temperature
CRITICAL FROZEN. Separate specimens must be submitted when multiple tests are ordered
Storage Temp Stability
After separation from cells:
Ambient:
Refrigerated:
Frozen: 30 days
Methodology
High Performance Liquid Chromatography (HPLC) • Electrochemical Detection
Reference Range
See Report
Day(s) Test Set Up/TAT
Set up: Mon-Fri; Report available: 3-6 days
CPT Code
82384