12 results
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Causes of Tachycardia ... - Differential Diagnosis ... Algorithm Narrow ... #Algorithm #Causes ... #cardiology
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
- Differential Diagnosis ... Algorithm Bradyarrhythmia ... • Premature ventricular ... tachyarrhythmias #Cardiology ... #Algorithm #causes
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Caused by atrial ... activation from SVT ... (e.g., junctional ... #AWaves #diagnosis ... #cardiology #CVP
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
pulmonic stenosis - Cannon ... dissociation, ventricular ... Jugular #Waveforms #JVP ... #PhysicalExam # ... cardiology
Atrial Flutter on Neck Examination

If you can dx this rhythm, you are born before 1960. 
Early
Atrial Flutter on ... at double the ventricular ... like a constant cannon ... #PhysicalExam #JVP ... Clinical #Video #Cardiology
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Anatomical Differential Diagnosis ... Flutter (AFL), ... Contractions (PVC ... #Differential #Diagnosis ... #Causes #cardiology
Jugular Waveform Components 
 • a wave - due to atrial contraction: It occurs just before
during ventricular ... the y descent cannot ... Jugular #Waveforms #JVP ... #PhysicalExam # ... cardiology
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
In AVNRT, the atria ... EKG of the same ... are enough to diagnose ... Awaves #AVNRT #PhysicalExam ... #JVP #Cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
w/ BBB (3) SVT ... 200ms from longer pause ... Distal AV block - ventricular ... #EKG #diagnosis ... electrocardiogram #cardiology
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
exam • 12-lead ECG ... flutter, or atrial ... supraventricular or ventricular ... tachycardia • Ventricular ... #Palpitations #Cardiology