14 results
Bradycardia - Differential Diagnosis Framework and Management
Narrow Complex Bradycardia:
 • Regular: Sinus Bradycardia, AFib w/ AV
w/ AV Block, Atrial ... Tachy w/ AV Block ... AV Block, Mobitz ... II AV Block Wide ... SVT WI Wide QRS, Ventricular
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
rhythms (5) AV ... QRS - Proximal AV ... block (lower AV ... block - ventricular ... #cardiology #differential
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Syndrome (SSS) • AV ... Tachycardia (MAT) • AV ... node: AV re-entrant ... ), AV nodal re-entrant ... #cardiology
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
AV Block (ISt ... interval) • AFib ... with Variable AV ... tachyarrhythmias #Cardiology ... Diagnosis #Algorithm #causes
Syncope - Differential Diagnosis Algorithm
Neurocardiogenic:
 • Vasovagal
 • Orthostatic Hypotension
 • Autonomic Neuropathy
 • Situational (micturition,
AFib/AFlutter ... • AVNRT/AVRT ... 2nd/3rd degree AV ... Syndrome #Syncope #Cardiology ... Diagnosis #Algorithm #causes
Tachycardia - Differential Diagnosis Table - Wide vs Narrow, Regular vs Irregular

Regular Rhythm - Narrow Complex
Tachycardia - Differential ... AFIutter + variable block ... abnormality • Beware AV ... #Tachycardia #Differential ... #cardiology
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
High-grade AV Block ... • This is a clinically ... atrioventricular #blocks #AVBlock ... #cardiology #ekg ... ecg #diagnosis #electrocardiogram
Paroxysmal AV Block on ECG
 - Characterized by an abrupt and persistent AV block in the
Paroxysmal AV Block ... and persistent AV ... otherwise normal AV ... #diagnosis #cardiology ... #clinical
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
interval < 120 ms = AV ... Waves/Fibrillary = afib ... Dominant R wave in aVR ... Interpretation #ECG #Electrocardiogram ... #cardiology #diagnosis
Ventricular Fibrillation on POCUS - Apical 4 Chamber View

A 50-year-old woman with a history of cardiac
Ventricular Fibrillation ... #VFib #Ventricular ... echocardiogram #cardiology ... #clinical #a4c ... #AV #Dissociation