Test Catalog



Alternative Names: ALDO/RENIN Activity Ratio, Aldosterone/Renin Act Ratio, ALRR
Includes: Renin Activity, Aldosterone, Aldost/Renin Act Ratio
Sample Type: Plasma
Preferred Container: EDTA (Lavender Top) Tube or K2 EDTA (Pink Top) Tube
Sample Volume: Two 2.0mL EDTA Plasma
Handling Instructions: CRITICAL FROZEN.
Both specimens must be collected and submitted together.
*Samples should be collected mid-morning after the patient has been active for at least two hours.*
Centrifuge sample and separate plasma from cells ASAP.
Aliquot and freeze. Clearly label aliquots as EDTA plasma.
**Specimens should not be collected from patients taking spironolactone.***
Transport Temperature: CRITICAL FROZEN
Specimen Stability: Frozen Plasma: 2 months
Testing Frequency: Monday- Friday
Expected Turn Around Time: 3-7 days
Testing Facility: SRL
CPT Codes: 84244; 82088
Additional Information: For laboratory developed tests not using a RUO kit, and for FDA approved, cleared or 510(k) exempt assays with alterations
This test was developed and its performance characteristics determined by ARUP Laboratories. The U. S. Food and Drug Administration has not approved or cleared this test; however, FDA clearance or approval is not currently required for clinical use. The results are not intended to be used as the sole means for clinical diagnosis or patient management decisions.
Ordering Recommendation:  Ordering recommendation: Aid in the diagnosis and treatment of primary and secondary aldosteronism.
Compliance Statement:
Aldosterone: FDA cleared or approved assay
Renin Activity: This test was developed and its performance characteristics determined by Sonic Reference Laboratory (SRL).
It has not been cleared or approved by the U.S. Food and Drug Administration (FDA). The FDA has determined that such clearance or approval is not necessary. This test is used for clinical purposes and should not be regarded as investigational or for research. SRL is qualified to perform
high complexity testing under the Clinical Laboratory Improvement Amendments (CLIA).