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Orderable Name 21OH 21-Hydroxylase Antibodies, Serum

Additional Codes

CNE Order Code: 21 Hydroxlase


Ordering Guidance


Testing for autoantibodies against 21-hydroxylase is recommended following confirmation of adrenal insufficiency to help differentiate between causes of primary adrenal insufficiency



Shipping Instructions


Ship specimen frozen on dry ice



Specimen Required


Collection Container/Tube:

Preferred: Red top

Acceptable: Serum gel

Submission Container/Tube: Plastic vial

Specimen Volume: 1 mL

Collection Instructions: Centrifuge and aliquot serum into a plastic vial to remove from cells or gel prior to shipping.


Useful For

Investigating adrenal insufficiency

 

Aiding in the detection of those at risk of developing autoimmune adrenal failure in the future

Method Name

Enzyme-Linked Immunosorbent Assay (ELISA)

Specimen Type

Serum

Specimen Minimum Volume

0.2 mL

Specimen Stability Information

Specimen Type Temperature Time Special Container
Serum Frozen 14 days

Reject Due To

Gross hemolysis Reject
Gross lipemia Reject
Gross icterus Reject

Reference Values

Negative

Day(s) Performed

Wednesday

Report Available

3 to 9 days

CPT Code Information

83516