×
MedSchool: Ace Your OSCEsThe Medical Company
 
 
 
 
 
GET - On the App Store
View
Conduction Disorders
 
 

Third Degree SA Exit Block

 
 
 
Bookmark

Overview

In third degree sinoatrial exit block, there is complete failure of transmission to the atria - this is indistinguishable from sinus arrest on ECG.
  • Look For

  • Complete lack of P waves and QRS complexes
  • An escape rhythm may be present
  •  
Next Page
----------------------------------------------------------------------------------------------------------------------------------------------------------------------------
Want more info like this?
  • Your electronic clinical medicine handbook
  • Guides to help pass your exams
  • Tools every medical student needs
  • Quick diagrams to have the answers, fast
  • Quizzes to test your knowledge
Sign Up Now
   
 
 

Snapshot: Initialising...