21-Hydroxylase Autoantibody


Sunquest Code:21OHAB  
Epic Code:LAB5359Epic Name:21 Hydroxylase Antibody
Synonyms:21-Hydrolase Antibody; Adrenal Antibody
Methodology:Enzyme Linked Immunosorbent Assay
Turnaround Time:Specimens are sent to reference laboratory Mon-Sat; results are reported within 2-7 days.


Collection Instructions

Specimen:Blood
Optimal Volume:2 mL
Minimum\Peds Volume:0.8 mL
Container:Red or gold (gel) (Red (no gel))
Causes for Rejection:Grossly hemolyzed or lipemic specimens.


Processing and Shipping

Specimen Processing:Centrifuge and aliquot 1 mL, 0.3 mL minimum. Store in refrigerator.
Shipping Instructions:Ship at refrigerated temperature.
Stability:After separation from cells: 24 hours at room temperature; 1 week refrigerated; 1 month frozen.
Test Performed at or Referral Lab Lab Sendouts  (ARUP)
Referral Lab number:3001962


Interpretive

Reference Range:Negative
Use:The 21-Hydroxylase Antibody assay is intended for the qualitative determination of antibodies to steroid 21-hydroxylase in human serum.
A positive result is indicative of primary adreanal insufficiency (Addison's disease). Results should be interpreted within the context of clinical symptoms, including functional adrenal testing.


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