Specimen Type
Urine, Timed Collection
Performing Lab
Quest Diagnostics San Juan Capistrano
Epic ID
Other Reference Test
Lab Test Days
Monday-Friday
Standard TAT
5-8 Days
Collection Information
Specimen Required
10-20 mL 24 Hour Urine
Container Type
24-Hour Urine Container
Collection Instructions
It is preferable for the patient to be off medications for three days prior to collection. However, common antihypertensives (diuretics, ACE inhibtiors, calcium channel blockers, alpha and beta blockers) cause minimal or no interferance. Patient should avoid alcohol, coffee, tea, tobacco (including use of nicotine patch), bananas, citrus fruits and strenuous exercise prior to collecion.
Processing Information - Lab Use Only
Transport Temperature
Refrigerate-OK/Frozen-OK/Ambient-OK
Specimen Stability
Room Temp: 7 Days; Refrigerated: 14 Days; Frozen: 49 Days
Test Volume Required
20 mL 24 Hour Urine
Minimum Test Volume
10 mL 24 Hour Urine
Processing Instructions
Adjust pH to <3.0 using 6N HCl. Urine without preservative is acceptable if pH is below 6 and sample is shipped frozen.
Included Tests
Creatinine, Norepinephrine, Epinephrine, Dopamine, Total Catecholamines (calculated) and VMA
CPT Codes
82384, 84585, 82570 (x2)
Revised
08-14-16
Initials
SL