10 results
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
The P wave and PR ... Wandering Atrial Pacemaker ... #Arrhythmia #cardiology ... #diagnosis #ekg ... variants #clinical #comparison
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
The P wave and PR ... Wandering Atrial Pacemaker ... #Arrhythmia #cardiology ... #diagnosis #ekg ... variants #clinical #comparison
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
block 1º - long PR ... successively longer PR ... - ventricular pacemaker ... #EKG #diagnosis ... electrocardiogram #cardiology
Multifocal Atrial Rhythm vs Wandering Atrial Pacemaker
Mutifocal Atrial Rhythm / Multifocal Atrial Tachycardia:
Belong to a group
irregular PP and PR ... : VARIANT OF SINUS ... wap #diagnosis #cardiology ... #ekg #ecg #electrocardiogram ... #comparison
Third Degree AV Block aka Complete Heart Block
 • In sinus rhythm with complete AV block,
Heart Block • In sinus ... • The PR interval ... by a junctional pacemaker ... AVBlock #Complete #cardiology ... #ekg #ecg #diagnosis
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
Fusion beats - a sinus ... - Brugada's sign ... - Josephson's sign ... VT #VTach #SVT #Comparison ... #ekg #cardiology
Ectopic atrial rhythm
 • The atrial rate is less than 100 bpm.
 • PR interval within
PR interval ... P wave during sinus ... ectopic atrial pacemaker ... atrial #rhythm #cardiology ... #diagnosis #ekg
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
PR interval ... There is constant PR ... by a junctional pacemaker ... an infra-Hisian pacemaker ... blocks #AVBlock #cardiology
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
exam • 12-lead ECG ... valve prolapse • Pacemaker-mediated ... Valvular disease (e.g ... Pheochromocytoma • Pulmonary ... #Palpitations #Cardiology
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
STE: "Pardee's sign ... not in aVL • PR-segment ... QRS complex Pulmonary ... bundle-branch block; and sinus ... differential #diagnosis #cardiology