Endocrine Abstracts

Liquid chromatography tandem mass spectrometry (LC–MS/MS) methods are considered superior to immunoassay for the analysis of serum 25-hydroxy vitamin D (25-OHD) due to improved performance and potential cost benefits. As LC–MS/MS is appropriate for the analysis of other clinically relevant hormones tandem mass spectrometers are becoming commonplace in UK clinical laboratories. However, like immunoassay, LC–MS/MS methods are not foolproof and inappropriate use of...