A 68-year-old man without previous comorbidities presented to the emergency department with complaints of palpitations and giddiness. On examination, his pulse rate was 92 beats per minute, and his ...

We were unable to process your request. Please try again later. If you continue to have this issue please contact [email protected]. A 68-year-old male with morbid obesity and no past ...

Enlarge Source: Learn the Heart Which of the following does the above ECG represent? The ECG shows sinus tachycardia at about 110 beats per minute with a prolonged PR of 0.22 seconds: first-degree ...

Q: I recently had an electrocardiogram as part of a routine physical exam. The report said I had a bundle branch block. What does that mean? Will I need a pacemaker? A: Bundle branch blocks are ...