Aldosterone/Renin Activity Ratio

Specimen:

Test Code

ADRR

Specimen Name

Aldosterone/Renin Activity Ratio

Collect

1-SST , 1-EDTA

Submit

1 mL serum and 2 mL EDTA Plasma Frozen

Special Handling

Separate from cells ASAP or within 2 hours of collection. Serum: Transfer 1 mL serum to a standard transport tube. (Min: 0.5 mL) Plasma: Transfer 2 mL EDTA plasma to a standard transport tube and freeze immediately. (Min: 1.2 mL) Storage at refrigerated temperatures may cause falsely elevated results. Do not collect in refrigerated tubes. Process blood at room temperature and centrifuge tubes in a nonrefrigerated centrifuge.

Rejection Criteria

Plasma collected in citrate, heparin, or oxalate. Hemolyzed specimens.

Stability

Serum: Ambient 8 hours; Refrigerated 5 days; Frozen 1 month; Plasma: Ambient 6 hours; Refrigerated Unacceptable; Frozen 1 month

Methodology

Quantitative Chemiluminescent Immunoassay (CLIA) / Quantitative Enzyme-Linked Immunosorbent Assay (ELISA)

Performed

Sunday - Saturday

Reported

2-6 days

CPT Codes

  • 82088
  • 84244

Components

Additional Information

Blood should be obtained in seated position in the morning without venous stasis (release tourniquet after venipuncture and wait at least 5 seconds before withdrawing blood). If the patient is supine, ensure that the patient is in this position for at least 30 minutes prior to collection.

Disclaimer:

It is preferable to locate tests on the website and not rely on printed test information, which may soon be out of date.
Updated test information can only be guaranteed by using this website.

Choose the Right Test

Test Information

How to Label Your Sample

  • Label Your Test 1
  • Label Your Test 2
  • Label Your Test 3
  • Label Your Test 4
  • Label Your Test 5

Common Test Phrases

  • Label Your Test 1
  • Label Your Test 2
  • Label Your Test 3
  • Label Your Test 4
  • Label Your Test 5

Common Lab Definitions

  • Serum 
  • Plasma 
  • STT