11-Deoxycortisol, Two Specimens

CPT: 82634(x2)
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Test Details


  • 11-Desoxycortisol


Liquid chromatography/tandem mass spectrometry (LC/MS-MS) after chromatography and solvent extraction

Specimen Requirements


Serum (preferred) or plasma, frozen


0.5 mL (each specimen)

Minimum Volume

0.2 mL (each specimen) (Note: This volume does not allow for repeat testing.)


Red-top tube, gel-barrier tube, lavender-top (EDTA) tube, or green-top (heparin) tube


Transfer serum into a frozen lavender transport tube with cap (LabCorp ID 9566589372). The specimen should be frozen immediately and maintained frozen until tested. To avoid delays in turnaround time when requesting multiple tests on frozen samples, please submit separate frozen specimens for each test requested.

Storage Instructions


Stability Requirements



Room temperature

1 day


1 day


2 years

Freeze/thaw cycles

Stable x3

Clinical Information

Special Instructions

Submit two tubes; one vial labeled as baseline and one labeled as post-metyrapone.


Order Code Order Code Name Order Loinc Result Code Result Code Name UofM Result LOINC
500560 11-Desoxycortisol, 2 Specs 500561 11-Desoxycortisol #1 ug/dL 40810-4
500560 11-Desoxycortisol, 2 Specs 500562 11-Desoxycortisol #2 ug/dL 41289-0

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