Test directory: Aldosterone/Renin Activity Ratio

Ordering Code4397
Test NameAldosterone/Renin Activity Ratio
AliasAldo/PRA Ratio
Primary Aldosteronism
Preferred SpecimenPlasma
Preferred ContainerEDTA, K2 (Lavender)
Optimum Volume2 mL
Collection InstructionsDO NOT REFRIGERATE. Refrigeration will cause cryoactivation to occur and prorenin will convert to renin causing falsely high renin activity.
Handling InstructionsCentrifuge and separate plasma at ambient temperature and
FREEZE immediately.
Transport RequirementsOahu: Frozen
Airline: Frozen
Specimen StabilityAmbient: 24 Hours
Refrigerated: Not Stable
Frozen: 28 Days
Rejection CriteriaRefrigerated, Plasma collected in plasma separator tube is unacceptable.
Avail. StatNO
Analytic Time7 Days
MethodologyLiquid Chromatography Tandem Mass Spectrometry
Reference Lab Quest Diagnostic Lab-NI

Reference range(s)

ComponentAgeMale NormMale Critical LowMale Critical HighFemale NormFemale Critical HighFemale Critical LowUnitsAdd'l info
AldosteroneALLSee report.
Renin Activity, PlasmaALLSee report.
Aldosterone/PRA RatioALLSee report.