Test directory: Aldosterone, 24Hr Urine

Ordering Code 237
Test Name Aldosterone, 24Hr Urine
Alias Aldosterone 18-Glucuronide
Preferred Specimen Urine, 24 Hour
Preferred Container 24 Hour Urine Container
Other Specimen/Container Random Urine in Clean Container (Reference ranges do not apply to random urine samples.)
Optimum Volume 2 mL
Collection Instructions Keep refrigerated during collection
Record entire 24 Hr Vol on container & requisition
Patient age & sex required on requisition
Refrigerate during and after collection. Sample without preservative is acceptable if kept refrigerated during collection.
Transport Requirements Oahu: Refrigerated
Airline: Refrigerated
Specimen Stability Ambient: 7 Days
Refrigerated: 28 Days
Frozen: 21 Days
Rejection Criteria Received ambient at reference lab, Urine collected with HCl
Avail. Stat NO
Analytic Time Up to 10 Days
Methodology Hydrolysis, Extraction, Liquid Chromatography Tandem Mass
Spectrometry (LC/MS/MS)
Reference Lab  Quest Diagnostic Lab-NI

Reference range(s)

The reference ranges listed below are valid on this date of June 29, 2025.
Component Age Male Norm Male Critical Low Male Critical High Female Norm Female Critical High Female Critical Low Units Add'l info
Total Volume ALL See report.
Aldosterone ALL See report.
Creatinine, 24 Hr Urine ALL See report.