title: [Normal values and diagnostic reliability of laboratory tests].
abstract: After an introduction on various aspects marking the reliability of analytical data, the AA. discuss the diagnostic value of laboratory tests dwelling upon three important moments regarding the necessity to examine closely the nature of biologic parameters and their nosological meaning, their statistical distribution in a population and some concepts of Normality that may be found in Clinical Chemistry.
mesh_terms: D019411:Clinical Laboratory Techniques; D012016:Reference Values
vernacular_title: Valori normali e validità diagnostica degli esami di laboratorio.