Catecholamines, Urine

Last Modified: 2/13/2019 3:08:45 PM


Medical Necessity Documentation:  
Client Notes:  
Patient Preparation: It is preferable for the patient to be off medications for 3 days before specimen collection. However, common antihypertensives (diuretics, ACE inhibitors, calcium channel blockers, alpha and beta blockers) cause minimal or no interference. Patient should avoid alcohol, coffee, tea, tobacco, and strenuous exercise before collection.
Specimen Requirements: 10.0 mL Urine in a Plastic Container
Collection Instructions:  
Minimum Volume: 4.0 mL
Transport & Storage: Temperature/Stability: 1 week Ambient
1 month Refrigerated
7 weeks Frozen
Reference Range: Norepinephrine
Birth to 6 months: 12 - 286 mcg/g Cr
7 months to 11 months: 19 - 250 mcg/g Cr
1 year to 2 years: 25 - 210 mcg/g Cr
3 years to 8 years: 20 - 108 mcg/g Cr
9 years to 12 years: 20 - 73 mcg/g Cr
13 years to 17 years: 15 - 58 mcg/g Cr
Adult: 7 - 65  mcg/g Cr

Epinephirine: 
Birth to 6 months: 2 -45 mcg/g Cr
7 months to 11 months: 5 -45 mcg/g Cr
1 year to 2 years: 1 -47 mcg/g Cr
3 years to 8 years: 4 - 32 mcg/g Cr
9 years to 12 years: 1 - 15 mcg/g Cr
13 years to 17 years: 1 - 10 mcg/g Cr
Adult: 2 - 16  mcg/g Cr

Dopamine: 
Birth to 6 months: 107 - 2180 mcg/g Cr
7 months to 11 months: 96 -2441 mcg/g Cr
1 year to 2 years: 89 - 1861 mcg/g Cr
3 years to 8 years: 295 -1123 mcg/g Cr
9 years to 12 years: 164 - 744 mcg/g Cr
13 years to 17 years: 156 - 551 mcg/g Cr
Adult: 40 - 390 mcg/g Cr
Critical Ranges:  
Test Comments:  
Methodology: High Performance Liquid Chromatography
Clinical Significance:  
Documentation:  
Custom Panel: No

PRODUCTION SCHEDULE

Turn Around Time: 3 to 6 days
Days Performed: Monday, Tuesday, Wednesday, Thursday, Friday
Sites Performed: Quest - Chantilly
PHL Test Code: CATRN
EPIC Test Code: LAB2502
Send Out Test Code: 4647
Included Tests:  
CPT Coding: 82384

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