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 ...
The diagnosis is normal sinus rhythm, atrial bigeminy, first-degree atrioventricular (AV) block (prolonged AV conduction), and right bundle branch block (RBBB). The rhythm is slightly irregular, with ...
A 46-year-old man with a history of diabetes and hyperlipidemia presents to his primary care provider for a routine physical examination. Upon examination, his pulse is noted to be irregular, and an ...