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Test Code ARAV Aldosterone, Right Adrenal Vein, Serum

Reporting Name

Aldosterone, RAV

Performing Laboratory

Mayo Clinic Laboratories in Rochester

Specimen Type

Serum


Specimen Required


Patient Preparation: The plasma renin activity (PRA) cannot be interpreted if the patient is being treated with spironolactone (Aldactone). Spironolactone should be discontinued for 4 to 6 weeks before testing.

Collection Container/Tube:

Preferred: Red top

Acceptable: Serum gel

Submission Container/Tube: Plastic vial

Specimen Volume: 1.8 mL

Additional Information: See Renin-Aldosterone Studies in Special Instructions for more detailed instructions.


Specimen Minimum Volume

1 mL

Specimen Stability Information

Specimen Type Temperature Time Special Container
Serum Refrigerated (preferred) 28 days
  Frozen  30 days
  Ambient  4 days

Reference Values

No established reference values.

Day(s) and Time(s) Performed

Monday through Friday; 4 p.m.

Test Classification

This test was developed and its performance characteristics determined by Mayo Clinic in a manner consistent with CLIA requirements. This test has not been cleared or approved by the U.S. Food and Drug Administration.

CPT Code Information

82088

LOINC Code Information

Test ID Test Order Name Order LOINC Value
ARAV Aldosterone, RAV 1763-2

 

Result ID Test Result Name Result LOINC Value
6348 Aldosterone, RAV 1763-2

Reject Due To

Gross hemolysis OK
Gross lipemia OK
Gross icterus OK

Method Name

Liquid Chromatography-Tandem Mass Spectrometry (LC-MS/MS)

Useful For

Investigation using right adrenal vein sample for:

-Primary aldosteronism (eg, adrenal adenoma/carcinoma and adrenal cortical hyperplasia)

-Secondary aldosteronism (renovascular disease, salt depletion, potassium loading, cardiac failure with ascites, pregnancy, Bartter syndrome)