Aldosterone, 24-hour Urine

Last Modified: 2/4/2019 4:24:18 PM

Medical Necessity Documentation:  
Client Notes:  
Patient Preparation:  
Specimen Requirements: 5.0 mL aliquot from a well mixed 24-hour Urine Collection in a Plastic Container
Collection Instructions:

1. When starting the 24-hour period, urinate and discard (throw-away) this specimen. NOTE THE TIME
2. From that time on, collect all urine by urinating into a clean container and transfer into the provided container. 
3. Try to pass the last urine just prior to the end of the 24 hour period. Add this urine into the container. 
4. Urine Specimen should be kept refrigerated during and after collection. 

For patient collection instruction sheet see Addendum D
For Spanish patient collection instruction sheet see Addendum D
For Burmese patient collection instruction sheet see Addendum D
For Arabic patient collection instruction sheet see Addendum D

Transport & Storage: Temperature/Stability: 1 week Refrigerated
2 years Frozen
Reference Range:

Random Sodium diet: 

2-7 years: 5.7 or less mcg/24 hr
8-11 years: 10.2 or less mcg/24 hr
12-16 years: 15.6 or less mcg/24 hr

Adults: 2.3-21.0 mcg/24 hr

Post Florinef (TM) or IV saline suppression: 5 mcg/24 hr or less 

Creatinine, 24-Hour Urine:
<3 years: Not established
3-8 years: 0.11-0.68 g/24 hours
9-12 years: 0.17-1.41 g/24 hours
13-17 years: 0.29-1.87 g/24 hours 
Adults: 0.63-2.50 g/24 hours

Critical Ranges:  
Test Comments:  
Methodology: Extraction RadioImmunoassay
Clinical Significance:  
Custom Panel: No


Turn Around Time: 5 to 8 days
Days Performed: Sunday, Tuesday
Sites Performed: Quest - Chantilly to San Juan Capistrano
PHL Test Code: ALDUR
EPIC Test Code: LAB354
Send Out Test Code: 13856
Included Tests:  
CPT Coding: 82088

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