Diagnostic markers are biological parameters that aid the diagnosis of diseases. Examples include the presence of particular genetic variants and the levels of particular proteins in body fluids. Wang ...

Diagnostic devices are devices used to identify the nature or cause of a certain phenomenon, usually related to a medical condition. Examples of diagnostic devices are magnetic resonance imaging ...

1 Houston Veterans Affairs Center for Innovations in Quality, Effectiveness and Safety, Michael E. DeBakey Veterans Affairs Medical Center and the Section of Health Services Research, Department of ...

Background Overuse of diagnostic testing substantially contributes to healthcare expenses and potentially exposes patients to unnecessary harm. Our objective was to systematically identify and examine ...