Plasma Renin Activity
Centralized Core Laboratory:Chemistry
Purple top (EDTA) tube
5.0 mL (minimum 3.0 mL)
Cause for rejection:
Sent to reference lab
Radioimmunoassay (RIA )
Draw blood directly in chilled lavender top (EDTA) tube. Immediately place into an ice-water bath until thoroughly chilled. Refrigerate during centrifugation and immediately transfer plasma to plastic vial.
For Outpatients, test should only be drawn in outpatient locations within a Hospital (Akron or Beeghly).
Ref. range is age dependent; avail on patient report