16 results
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
1st Degree Heart Block ... Mobitz I Heart Block ... • Block in AV ... degrees #summary #Diagnosis ... #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 ... #electrocardiogram ... #differential
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
(AV blocks) - ECG ... Diagnosis Summary ... by a junctional pacemaker ... #ekg #ecg #diagnosis ... #electrocardiogram
66 yo with syncope - Ventricular Tachycardia

This ECG shows a wide-complex tachycardia in a right bundle
66 yo with syncope ... Tachycardia This ECG ... bundle branch block ... establish the diagnosis ... #EKG #Electrocardiogram
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
- w/ variable block ... (3) SA node block ... - Proximal AV block ... QRS - Distal AV block ... #EKG #diagnosis
Deep T Wave Inversions - Differential
Normal variants 
  A. Juvenile T wave pattern
Wave Inversions - Differential ... bundle branch block ... #Diagnosis #Causes ... #Cardiology #ECG ... #EKG #Electrocardiogram
Third Degree AV Block aka Complete Heart Block
 • In sinus rhythm with complete AV block,
Third Degree AV Block ... Complete Heart Block ... with complete AV block ... #ecg #diagnosis ... #electrocardiogram
Shock - Differential Diagnosis by Classification
Reflex Syncope 
 - Vasovagal syncope
   • Prolonged standing
Shock - Differential ... Diagnosis by Classification ... pauses • AV block ... #Differential # ... Diagnosis #Classification
Syncope - Differential Diagnosis Algorithm
Neurocardiogenic:
 • Vasovagal
 • Orthostatic Hypotension
 • Autonomic Neuropathy
 • Situational (micturition,
Syncope - Differential ... Diagnosis Algorithm ... /3rd degree AV Block ... • Pacemaker ... #Diagnosis #Algorithm
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
presence of AV block ... Wandering Atrial Pacemaker ... several cycle the pacemaker ... Arrhythmia #cardiology #diagnosis ... #ekg #ecg #electrocardiogram