Plasma Renin Activity, LC/MS/MS : 16846

Test Code
RENINQ 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.


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)


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



The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.