Test Name
Aldosterone, Blood
Lab Section
Specimen Processing Area
Fluid TypeSerum
Specimen Tube Type Transport
Non Gel Red Top
Container Whole Blood Required7 ml whole blood in a Non Gel Red Top
Summary Test NameAldosterone, Blood
Specimen Stability7 days refrigerated, Up to 2 months if frozen at -20oC
Minimum Volume2 ml serum
Specimen TransportFreeze
Specimen Preparation In HouseSpin, separate, and freeze until analysis
Patient PreparationOvernight fast with patient in an upright position for 4 hours prior to collection. Physician should also order a 24 hour urine sodium
Reference ValueMale and female and all ages the same: 5 - 30ng/dl