Extraction technologies for clinical HPLC analysis of serum corticosteroids
Keywords:
cortisol, cortisone, secondary steroids, solid-phase extraction (SPE), hyper crosslinked polystyrene, HPLC.Abstract
The method solid-phase extraction (SPE) cortisol, cortisone and secondary steroids from human
serum for the subsequent analysis with conventional reversed-phase HPLC and UV detection is offered.
SPE on cartridges packed 30 mg hyper cross-linked polystyrene. Simplicity, reproducibility both
sufficient selectivity and sensitivity of a method, allow to use it in a clinical practice for diagnostics
congenital adrenal hyperplasia.









