A car can be compared to the human body and may need diagnostic tests very often. For humans, when a patient consults a doctor about a symptom, the doctor runs a medical diagnostic test to ascertain ...

This Journal feature begins with a case vignette highlighting a common clinical problem. Evidence supporting various strategies is then presented, followed by a review of formal guidelines, when they ...

It is difficult to recall a time when doctors and patients had trouble tracking the presence of glucose and other substances in urine and blood. Lack of sufficient measurement tools made it difficult ...