12 results
Type 1 Second-degree AV block, also known as Mobitz I or Wenckebach periodicity, is almost always
Second-degree AV ... electrocardiogram (ECG ... blocked P wave ( ... Clinical #EM #IM #Cardiology ... #MedStudent #EKG
Second degree AV Block type II (aka Mobitz II)
 • There is constant PR interval (normal
Second degree AV ... prolonged) before a ... P wave is dropped ... Type2 #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Type 1 Second-degree AV block, also known as Mobitz I or Wenckebach periodicity, is almost always
Second-degree AV ... electrocardiogram (ECG ... blocked P wave ( ... Clinical #EM #IM #Cardiology ... #MedStudent #EKG
Second Degree AV Block Type I aka Mobitz I / Wenckebach 
 • Normal P waves.
Second Degree AV ... • Normal P waves ... group-beating" on the ECG ... Wenckebach #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves ... wave usually occurs ... , it indicates AV ... activation from SVT (e.g ... 2LmUODZ #Cannon #AWaves
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
blocks) - ECG Diagnosis ... group-beating" on the ECG ... blocks #AVBlock #cardiology ... #ekg #ecg #diagnosis ... electrocardiogram #classification
Atrioventricular (AV) Blocks

First Degree AV Block - "If your R is far from your P than
200 msec) • P wave ... P wave (ventricular ... completely absent, P waves ... heart #heartblock #cardiology ... #ecg #ekg #diagnosis
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
non-conducted P wave ... Non-conducted P waves ... summary #Diagnosis #EKG ... electrocardiogram #ecg ... #cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... 3 different P waves ... bradyarrhythmia #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology
High-grade AV Block aka Advanced AV Block
 • During sinus rhythm, when 2 or more P
when 2 or more P waves ... • This is a clinically ... concerning variant of Mobitz ... Advanced #diagnosis #cardiology ... #ecg #ekg #electrocardiogram