21-HYDROXYLASE AB

Test Documentation
Specimen Required
Draw blood in a red top tube. Centrifuge, separate and send 1.0 mL serum (0.2 mL minimum) refrigerated in a screw-capped plastic vial.

Rejection Criteria
Hemolyzed specimens

Methodology
Quantitative Radioimmunoassay

Stability
After separation from cells:
Room temperature: Unacceptable; Refrigerated: 1 week; Frozen: 6 months

Reference Range
Less than or equal to 1.0 U/mL

Performed
Tuesday

Turnaround Time4-12 days
Test Code21HYD
CPT-4 Code (s)
83519
LOINC Codes
17781-6

Warde
Medical
Laboratory