Background Percutaneous coronary intervention (PCI) is a mainstay of treatment for coronary artery disease (CAD). There are approximately 18 million Americans with CAD, and one American will have a myocardial infarction (MI) approximately every 40 seconds. A patient will classically…
Background Esophagogastroduodenoscopy (EGD) is a procedure that enables visualization and interaction with the upper gastrointestinal (GI) tract. It is called EGD because it uses a “scope” (an instrument for viewing; e.g., microscope, telescope) to access the esophagus (the “E”), stomach…
Background An electrocardiogram (EKG) is a noninvasive test that provides a visual representation of the electrical conduction of the heart. It is called EKG because the test produces a “-gram” (something written or drawn—e.g., telegram, diagram—the “G”) of the electrical…