Pulsus bigeminy is seen in?: (A) Digitalis, (B) Beta Blockers, (C) ACE inhibitors, (D) Calcium channel blockers
Answer is A. digoxin and digitalis causes pulses bigemini Pulsus bigeminus is a cardiovascular phenomenon characterized by groups of two heabeats close together followed by a longer pause. The second pulse is weaker than the first. Look for a pattern of what appears to be a relatively normal QRS complexes, each followed by a smaller, abnormal one . Ref Davidson 23rd edition pg 456