Methodology
Hydrolysis; Extraction; Liquid Chromatography/Tandem Mass Spectrometry (LC/MS/MS)
Synonyms
7062N
Specimen Type
Urine, Timed Collection
Performing Lab
Quest Diagnostics San Juan Capistrano
Epic ID
Other Reference Test
Lab Test Days
Sunday and Tuesday
Standard TAT
3-9 Days
Collection Information
Specimen Required
0.8-5 mL 24 Hour Urine
Container Type
24-Hour Urine Container
Collection Instructions
24 hour urine collected in a 24 hour container with 10 g boric acid or Random urine collected in a no preservative container (Reference ranges do not apply) is also acceptable.. Refrigerated during and after collection.
Processing Information - Lab Use Only
Transport Temperature
Refrigerate-OK/Frozen-OK/Ambient-OK
Specimen Stability
Room Temp: 7 Days; Refrigerated: 28 Days; Frozen: 21 Days
Rejection Criteria
Urine collected with HCl
Test Volume Required
5 mL 24 Hour Urine or Random Urine
Minimum Test Volume
0.8 mL 24 Hour Urine or Random Urine
Processing Instructions
Record 24 hour urine volume in comments, on specimen and on batch sheet.
Included Tests
Creatinine and Aldosterone.
CPT Codes
82088
Revised
10-16-20
Initials
SL