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11-Deoxycortisol

Alternate test name

Specific Compound S, Rechstein's Substance S, Cortodoxone, Cortexolone

Lab area
Clinical Biochemistry - Special
Method and equipment
LC-MS/MS
Expected turn-around time
14 days
Specimen type

500 uL Serum or Plasma

Specimen requirements
  • Collect 1mL whole blood, spin, separate and freeze (-20oC)
  • Specimens collected on an SST tube should be separated within 90 minutes of receipt.
  • Avoid repeated freeze-thaw cycles.
Storage and transportation

Frozen

Shipping information
The Hospital for Sick Children
Rapid Response Laboratory
555 University Avenue, Room 3642
Toronto, ON
Canada
M5G 1X8
Phone: 416-813-7200
Toll Free: 1-855-381-3212
Hours: 7 days/week, 24 hours/day
Background and clinical significance

11-Deoxycortisol (Compound S) is useful in diagnosing patients with 11-beta-hydroxylase deficiency (second leading cause of congenital adrenal hyperplasia) and primary (adrenal failure) or secondary (hypothalamic-pituitary ACTH deficiency) adrenal insufficiency.

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