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Plasma Renin Activity, LC/MS/MS : 16846
Test CodeRENINQ or 16846
Alias/See Also
PRA
CPT Codes
84244
Instructions
Lavender (EDTA) tube.
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.
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
Centrifuge lavender top ASAP and transfer 0.8 mL (Min: 0.5 mL) plasma into a standard transport tube and freeze immediately.
Transport Temperature
Frozen.
Specimen Stability
Ambient: 24 hours; Refrigerated: 24 hours; Frozen: 28 days
Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Plasma collected in plasma separator tube.
Methodology
Liquid Chromatography Tandem Mass Spectrometry (LC/MS/MS)
Setup Schedule
Monday - Friday
Report Available
5 days (From receipt at performing laboratory)
Limitations
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
0.25-5.82 ng/mL/h
Clinical Significance
Measurement of the Plasma Renin activity is useful in evaluating hypertension.
Performing Laboratory
Quest Diagnostics
