Technically, the diagnosis of an anterior myocardial infarction on an ECG has never been validated in the setting of a paced rhythm, however that was the case in this ECG. There was acute ...

It is these developments in technology that helped Arnie implant a pacemaker. But what does it actually do? Pacemakers are silent guardians, ensuring your heart’s rhythm to the right tune.

A 76-year-old woman presents with a persistently rapid heart rate that she attributes to her pacemaker. What does the ECG ...

All patients received a Trilogy Dr-/DAO (model 2360 or 2364L) or an Integrity AFX (model 5346) pacemaker (St. Jude Medical, Cardiac Rhythm Management Division, Sylmar, CA). Devices were programmed ...

1,2 More of an unsolved problem is that of competitive rhythm between pacemaker-induced impulses and the patient's own intrinsic focus or foci. Sowton, 3 comparing mortality rates between patients ...

Nodal rhythm - When there is a block in conduction of impulses AV node takes over as the pacemaker. This abnormal heart rhythm is called junctional rhythm or nodal rhythm. The heart rate in such ...

A pacemaker may be needed to relieve symptoms when no reversible cause — i.e. AV blocking medications or electrolyte disturbances — is found. The strip below shows a junctional rhythm with ...