ALDOSTERONE, 24 HOUR URINE

Test Code: S080Specimen Collection: Urine
Component:


Total Urine Volume
Aldosterone,
Urine
Creatinine,
24- Hour Urine

Method:


RIA

Collection Notes: *Preservative required. Collect urine with 10g boric acid added to maintain specimen pH below 7.5. The total 24-hour volume in mL must be recorded on the container and requisition. If specimen is kept refrigerated during collection, then the preservative may be added after collection.
Clinical Utility: Aldosterone determination is useful to diagnose and evaluate patients with edematous states, primary aldosteronism, and certain fluid and electrolyte disorders.
CPT Code: 82088Testing Location: Sent to reference lab
SPECIMEN/STABILITY TYPE
Temperature:

*Urine, 5 mL

aliquot

Ambient
 
7
 
Days
Refrigerated
 
28
 
Days
Frozen
 
27
 
Days
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