Eurofins Biomnis code

COS

Synonyms

• Compound B
• Endocrinology

Specialty

Biochemistry

Clinical significance

A steroid secreted by the zona glomerulosa and the zona fasciculata of the adrenal cortex in the biosynthetic pathway of aldosterone. Low levels are observed in adrenal insufficiency and 11-beta-hydroxylase deficiency.

Preanalytics

• 500 µL :
• Serum (do not use tubes with separator gel)
•   Reftrigerated

• A tube specifically for this analysis : No

Further information

CIRCADIAN RHYTHM: This biological molecule has a circadian rhythm (maximum concentration in morning), with a sufficiently significant amplitude to have an important influence on the clinical interpretation

Methodology

LC-MS/MS

Turnaround time

1 week