Adrenal 21-Hydroxylase Autoantibodies (Endocrine Sciences)

CPT: 83519
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Test Details


Radioimmunoassay (RIA)

Specimen Requirements


Serum (preferred) or plasma


1 mL

Minimum Volume

0.1 mL pediatric (Note: This volume does not allow for repeat testing.)


Red-top tube, gel-barrier tube, or lavender-top (EDTA) tube


Separate serum or plasma from cells within one hour. Transfer to a plastic transport tube before freezing. To avoid delays in turnaround time when requesting multiple tests on frozen samples, please submit separate frozen specimens for each test requested.

Storage Instructions

Freeze; stable for 200 days. Stable at room temperature or refrigerated for 24 hours.


Order Code Order Code Name Order Loinc Result Code Result Code Name UofM Result LOINC
500092 21-Hydroxylase Antibodies 500990 21-Hydroxylase Antibodies N/A
500092 21-Hydroxylase Antibodies 503764 21-Hydroxylase Antibodies u/mL 17781-6

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