An electrophysiology (EP) procedure helps doctors evaluate the electrical activity of the heart, facilitating the diagnosis of arrhythmias and other rhythm changes. During an EP procedure, doctors may ...

A fecal fat test measures the amount of fat in a person’s stool. The test assesses the digestive function and absorption of fat in the gastrointestinal tract. Several medical conditions cause poor fat ...

A nuclear stress test helps to assess your risk of a severe cardiac event. Depending on your health, a doctor may ask you to take a treadmill test or a chemical test, which uses medications to ...

A simple breath test could help doctors determine whether suspicious lung nodules are cancerous without immediately turning ...

Quantitative fit testing is the preferred testing method. The ambient aerosol condensation nuclei counting (CNC) method, using a Portacount® Plus instrument, has been selected as the quantitative fit ...