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Adrenal Antibodies (21-hydroxylase)

Blood Sciences Test


Clotted Blood

Special Instructions

Minimum sample volume: 3ml

Test Usage

Autoantibodies to steroid 21-hydroxylase are a major component of adrenal cortex antibodies and are characteristic of autoimmune Addison’s disease. 21-hydroxylase antibodies are now tested instead of adrenal antibodies.


Referred test

Turnaround Time


Assayed By

This investigation is performed at the Firs Laboratories, Rsr Limited, Parc-Ty-Glas, Llanishen, Cardiff, Wales, CF14 5DU

Specimen Labelling Procedure
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