Not long ago I received an urgent phone call from a patient, a 67-year-old investment broker, anxiously asking, "What's with this high potassium value? Should I make out my will?" Under a new federal ...

Benign tumors are noncancerous growths that usually grow slowly, have clear borders, and do not spread to other parts of the body. Common benign tumor types include adenomas, lipomas, fibroids, moles ...

What Is a Normal Sinus Rhythm? Normal sinus rhythm is when your heart beats in a regular, organized way. Your body has a built-in pacemaker called the sinoatrial (SA) node, or sinus node. It uses ...

Anatomy is the field of biology that studies the structure of living things. Anatomy focuses on the composition, structure and location of the parts of organisms tissues, organs and systems as well as ...