An electrocardiogram (ECG) is a quick test that demonstrates how your heart's electrical activity operates. It is run in both routine health check-ups and emergency situations to detect a range of ...

A patient on insulin glargine with brittle diabetic control is scheduled for a cardiac stress test. Should the insulin regimen be changed before the procedure? It is often impossible to predict, a ...

A chemical stress test uses medications to simulate your heart’s response to exercise. A stress test can assess how well your heart performs during exercise. Your doctor may suggest a stress test if ...

When Krishna Patel, MD, ordered a cardiac stress test for an 80-year-old patient, she did not expect how the move — the standard of care for patients with elevated coronary artery calcium — would ...