|Mnemonic: ||[U24 Aldost]|
|Name: ||Aldosterone, Urine|
|Specimen: ||4 mL aliquot from a 24 hour urine collection. Refrigerate during collection. Refrigerate during collection.|
|Minimum Spec: ||0.5 mL|
|Transport Temp: ||FREEZE|
|Spec Stability: ||Stable 2 hours ambient.|
|Ref Lab/Code: ||ARUP 0070480|
| Method: ||Quantitative Radioimmunoassay|
|Processing Info: ||Preserved urine if the pH of the specimen is adjusted to 2-4 with 6M HCl or 50 percent acetic acid or unpreserved urine if frozen immediately after collection.|
If not preserved the sample is only stable 2 hours.
Record total volume and collection time of urine on sample aliquot and packing list.
Collection instructions for a 24 hour urine sample