Test Details
Mnemonic
ALDLA
Ordering Code
3805240
CPT-4 Code(s)
82088
Specimen Information
Patient Preparation
Plasma renin activity (PRA) cannot be determined if patient is being treated with Aldactone (spironolactone). Discontinue Aldectone (spironolactone) for 4 - 6 weeks prior to draw.
Collect
Red top
Specimen Preparation
Centrifuge, separate serum from cells and send 1.8 mL serum in a screw capped plastic vial.
Alternate Specimen
Serum separator tube (SST)
Minimum Volume
1.0 mL
Transport Temperature
Refrigerated
Stability
Room temperature: 4 days
Refrigerated: 28 days
Frozen: 30 days
Refrigerated: 28 days
Frozen: 30 days
Methodology
Liquid Chromatography/Tandem Mass Spectrometry
Reference Range
See report
Performing Laboratory
MAYO
New York DOH Approval Status
Yes