3rd Degree Block





Generally unstable rhythm resulting in syncope and often hypotension. Third-degree AV block (third-degree heart block) can be due to damage at the AV node or at the infranodal conducting system.

Pathophysiology

Etiologies

Morbidity/mortality

Symptoms

Physical Exam

ECG findings 

Diagnostic tests

Acute Treatment

  1. General measures
  2. UNSTABLE patient
  3. STABLE patient

Disposition

  1. Admit

Further Management

  1. Treat underlying conditions as appropriate
  2. Bed rest, fall precautions
  3. Procedures