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Test Code ALDSTU Aldosterone, Urine

Important Note

Screen and diagnose hyperaldosteronism
 

Additional Codes

70480

Specimen Type

24 hour urine

Preferred Collection Container

24 hour urine container

Collection Instructions

Refrigerate during collection.

Drawsites: Send entire collection to CoreLab ASAP. Hospitals: Transfer a 4 mL of well mixed entire collection of urine to an aliquot tube. (Min: 0.5 mL) Record total volume and collection time interval on specimen labels.  Freeze immediately.
 

Collection Volume

24 hour urine collection

Minimum Collection Volume

24 hour urine collection

Testing Volume

4.0 mL

Rejection Criteria

Not refrigerated during collection, unpreserved urine not frozen immediatelyl after collection

Specimen Storage and Stability

Ambient: 4 hours; Refrigerated: (with preservative): 5 days; Frozen: 1 month
 

Day(s) and Time(s) Performed

Tuesday, Thursday, Saturday
 

Test Alias

Aldosterone 24hr urine
 

CPT Coding

82088

EPIC Code

LAB354

Methodology

Quantitative Chemiluminescent Immunoassay
 

Acceptable Collection Container

24 hour urine container

Transport

Refrigerated

Turn Around Time

3-6 days

Lab Department

Referred Testing

LOINC

1765-7