21- Hydroxylase Antibody

Test Code
39226

CPT Codes
83516

Preferred Specimen
0.5 mL serum

Minimum Volume
0.3 mL

Instructions
Transfer serum to a plastic transport vial and ship at room temperature.

Transport Container
Plastic transport vial

Transport Temperature
Room temperature

Specimen Stability
Room temperature: 5 days
Refrigerated: 14 days
Frozen: 60 days

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Gross hemolysis • Grossly icteric

Methodology
Enzyme Linked Immunosorbent Assay (ELISA)

Setup Schedule
Wednesday Morning
Report available: 5 Days

Reference Range
Negative

Clinical Significance
21-Hydroxylase Antibody is present in patients with autoimmune destruction of the adrenal glands, leading to Addison's disease. Antibody is also seen in autoimmune polyglandular syndrome.



The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.