After Elizabeth Moreno had back surgery in late 2015, her surgeon prescribed an opioid painkiller and a follow-up drug test that seemed routine — until the lab slapped her with a bill for $17,850. A ...

American medicine runs more than 14 billion tests a year. While some tests can be lifesaving, many are used at the wrong time or on the wrong patient and are useless or even harmful. The medical ...

Preeclampsia tests include blood pressure readings, urine tests to look for protein, and other lab tests to check for changes in the blood or liver. Doctors may also perform a physical exam. Health ...