Aldosterone/Renin Activity Ratio Panel
Abbrev Code: | ALDRR | ||
Order Code: | LAB8130 | Order Name: | Aldosterone/Renin Activity Ratio |
Order Instructions: | Order Aldosterone (ALDO), Renin Activity (RENIN), and Aldosterone/Renin Activity Ratio (ALDRR) on the same number. | ||
Synonyms: | RENIN; ALDO | ||
Methodology: | Chemiluminescent immunoassay/Enzyme linked immunosorbent assay | ||
CPT Codes: | 82088 x1, 84244 x1, x1 | ||
Test Includes: | Renin Activity (RENIN) sent to ARUP, and Aldosterone Level (ALDO) and Aldosterone/Renin Ratio (ALDRR) are performed in Specialty Core. | ||
Turnaround Time: |
|
||
Special Instructions: | Send both serum and plasma (EDTA). |
Collection Instructions
Specimen: | Blood |
Optimal Volume: | 2 mL in red or gold (gel) or red (no gel) and 4 mL purple (EDTA) |
Minimum\Peds Volume: | 1.2 mL in red or gold (gel) or red (no gel) and 2.6 mL purple (EDTA). |
Container: | 6 mL Purple EDTA tube, Red or gold (gel) Alternate Containers: Red (no gel) & purple (EDTA) |
Collection Instructions: | Collect both serum and plasma (EDTA). Collect plasma into a 6 mL EDTA tube or two 3 mL EDTA tubes.
Do not collect in refrigerated tubes. |
Patient Preparation: | Collect mid-morning after patient has been sitting, standing or walking for at least 2 hours, and seated for 5-15 minutes. |
Causes for Rejection: | Plasma collected in citrate, heparin or oxalate. Hemolyzed specimens. |
Processing and Shipping
Specimen Processing: | Within 2 hours of collection, centrifuge and aliquot 1 mL; 0.5 mL minimum serum and 2 mL; 1.2 mL minimum plasma. Store and ship at frozen temperature. Plasma is critical frozen and separate specimens must be submitted when additional tests are ordered. |
Shipping Instructions: | Ship at frozen temperature. |
Stability: | Serum: 8 hours at room temperature; 5 days refrigerated; 1 month frozen.
Plasma: 6 hours at room temperature; refrigerated is unacceptable; 1 month frozen. |
Test Performed at or Referral Lab | Specialty Core (UMMC East) and Sendout (ARUP) (ARUP) |
Referral Lab number: | 70105 (Renin) |
Interpretive
Reference Range: |
Aldosterone/Renin Activity Calculation: Less than 25. |
|||||||||||||||||||||||||||||||||||||||||||||
Use: | Screen and diagnose hyperaldosteronism. |
Click HERE to Report test errors or omissions.
*If no email program is associated with this computer, please contact:
systemlabguide@fairview.org for TestID: 6678"