,INDICATION: , The patient is a 73-year-old African-American female with symptomatic bradycardia and chronotropic incompetence with recurrent heart failure and symptoms of hypoperfusion, and for a Class 2a indication for a permanent pacemaker was ascertained.
,INDICATION : , The patient is a 73 - year - old African - American female with symptomatic bradycardia and chronotropic incompetence with recurrent heart failure and symptoms of hypoperfusion , and for a Class 2a indication for a permanent pacemaker was ascertained .