By Prof. Dr. Muhammed Usama
Consultant cardiologist, NHI
Bradyarrhythmias and
Malfunctioning Pacemakers
Sinus Bradycardia
AF with slow ventricular
response
First degree
heartblock
Second degree HB (Mobitz I)
Mobitz II HB
2nd degree HB (Mobitz II) 3:1
block
Complete HB
AF with slow ventr.
Bradycardia induced VT
Well functioning VVI
Well functioning DDD
Fusion beats with miscapturing VVI
Oversensing DDD
Undersensing VVI