A 79-year-old man with a history of hypertension for which he is receiving a beta-blocker and an angiotensin-converting enzyme (ACE) inhibitor presents to his new primary care provider for a routine physical examination.
He is unable to provide a reliable history, although he remembers that 5-6 years ago he was admitted to the hospital and underwent a procedure for a heart-related problem. His pulse is noted to be irregular and a 12-lead ECG is obtained.
What does his ECG reveal?
A. Sinus tachycardia, left bundle branch block (LBBB), and Mobitz type II
B. Sinus tachycardia, atrial (A) sensed, ventricular (V) paced, occasional non-sensed rhythm
C. Nonsustained ventricular tachycardia
D. Atrial tachycardia
E. Sinus tachycardia and biventricular pacemaker
Source: The present case appears in Medscape