title: A system for the measurement of integrated concentrations of hormones in the blood.
abstract: The study of integrated concentrations of hormones in the blood can be used to assess accurately the activity of endocrine diseases. A system for making such measurements is described, based on a new pump and double lumen catheter. The properties of this system are discussed and previous systems from the literature are reviewed.
mesh_terms: D001774:Blood Chemical Analysis / Q000295:instrumentation*; D006728:Hormones / Q000097:blood*; D013594:Syringes
chemical_list: D006728:Hormones