Plasma Renin Activity, LC/MS/MS
Test Code
16846
84244
Clinical Significance
Plasma Renin Activity, LC/MS/MS - Measurement of the Plasma Renin activity is useful in evaluating hypertension.
Test Resources
Test Details
Methodology
Chromatography/Mass Spectrometry
This test was developed and its analytical performance characteristics have been determined by Quest Diagnostics. It has not been cleared or approved by FDA. This assay has been validated pursuant to the CLIA regulations and is used for clinical purposes.
Reference Range(s)
0.25-5.82 ng/mL/h
Alternative Name(s)
Renin, PRA
Preferred Specimen(s)
0.8 mL frozen plasma collected in an EDTA (lavender-top) tube
Minimum Volume
0.5 mL
Collection Instructions
Collect a mid-morning blood sample after patient has been upright (sitting, standing, or walking) for a minimum of 2 hours, then have them sit 5-15 minutes prior to collection.
Transport Container
Transport tube
Transport Temperature
Frozen
Specimen Stability
- Room temperature: 24 hours
- Refrigerated: 24 hours
- Frozen: 28 days
Reject Criteria
Gross hemolysis • Grossly lipemic • Plasma separator tube
Setup Schedule
0.8 mL frozen plasma collected in an EDTA (lavender-top) tube
0.5 mL
Collect a mid-morning blood sample after patient has been upright (sitting, standing, or walking) for a minimum of 2 hours, then have them sit 5-15 minutes prior to collection.
Transport tube
Frozen
Room temperature: 24 hours
Refrigerated: 24 hours
Frozen: 28 days
Refrigerated: 24 hours
Frozen: 28 days
Gross hemolysis • Grossly lipemic • Plasma separator tube