14 results
Second degree AV Block type II (aka Mobitz II)
 • There is constant PR interval (normal
Second degree AV Block ... prolonged) before a P wave ... location of the block ... #cardiology #ecg ... #ekg #electrocardiogram
Second Degree Heart Block, Mobitz Type I (Wenckebach)

P waves and QRS complexes are normal but... 
•
Second Degree Heart Block ... Wenckebach) P waves ... beating" • The block ... #Cardiology #EKG ... #ECG #Electrocardiogram
Second Degree AV Block Type I aka Mobitz I / Wenckebach 
 • Normal P waves.
Second Degree AV Block ... group-beating" on the ECG ... Type1 #Wenckebach #diagnosis ... #cardiology #ecg ... #ekg #electrocardiogram
Second Degree Heart Block, Mobitz Type II

• p waves are normal 
• QRS complexes are usually
Second Degree Heart Block ... • p waves are ... bundle branch block ... #Cardiology #EKG ... #ECG #Electrocardiogram
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
(AV blocks) - ECG ... Diagnosis Summary ... group-beating" on the ECG ... #AVBlock #cardiology ... #ekg #ecg #diagnosis
Atrioventricular (AV) Blocks

First Degree AV Block - "If your R is far from your P than
200 msec) • P wave ... intervals until a P wave ... completely absent, P waves ... 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 ... degrees #summary #Diagnosis ... #EKG #electrocardiogram ... #ecg #cardiology
High-grade AV Block aka Advanced AV Block
 • During sinus rhythm, when 2 or more P
when 2 or more P waves ... concerning variant of Mobitz ... #Advanced #diagnosis ... #cardiology #ecg ... #ekg #electrocardiogram
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
assoc with 1K, AV block ... Trifascicular block ... 1st degree heart block ... #Syndromes #ECG ... #EKG #Checklist
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
- w/ variable block ... 3 different P waves ... (3) SA node block ... bradyarrhythmia #ECG ... #EKG #diagnosis