68 results
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
Complexes (PVC's ... Bundle branch block ... : • Broad QRS complex ... capture of the atria ... #Complexes #PVCs
Premature atrial complex (PAC) - ECG Recognition
 • Prematurity and altered P wave morphology.
 • P
complex (PAC) - ... premature junctional complex ... #PACs #premature ... #atrial #complexes ... diagnosis #ekg #ecg #electrocardiogram
Classic Digoxin-Associated Arrhythmias
 • Atrial fibrillation with an unusually slow ventricular response
 • Atrial Fibrillation with
unusually slow ventricular ... Fibrillation with Complete ... Heart Block and ... Bidirectional Ventricular ... cardiology #ecg #ekg #electrocardiogram
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
rhythm, Conduction blocks ... system: Conduction blocks ... • Ventricles: Ventricular ... Contractions (PACs ... Contractions (PVC
The 3 Fates of a Premature Atrial Complex
 • PAC can be conducted with normal QRS
Complex • PAC ... • PAC can be blocked ... #PACs #cardiology ... diagnosis #ekg #ecg #electrocardiogram ... #complexes
Cannon A Waves of Complete Heart Block on Physical Exam
A patient presented to clinic with lightheadedness
Cannon A Waves of Complete ... ddx includes (1) complete ... VT (3) PAC/PVCs ... She had complete ... CannonA #AWaves #Complete
Atrioventricular (AV) Blocks

First Degree AV Block - "If your R is far from your P than
preceding each QRS complex ... until a P wave (ventricular ... complex) is dropped ... Third Degree" • Complete ... independently of the atria
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
• AV Block (ISt ... bpm) - Narrow Complex ... WPW) - Narrow Complex ... Tachycardia - Wide Complex ... aberrancy - Wide Complex
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Narrow Complex ... tachycardia Narrow Complex ... conduction Wide-Complex ... Pacemaker-facilitated Wide-Complex ... aberrancy Wide-Complex
ECG changes in Pulmonary Embolism
 - 
Sinus tachycardia 
 - 
Complete or incomplete RBBB 
 -
tachycardia - Complete ... - Right ventricular ... V1 - Right atrial ... rotation - Atrial ... AcutePE #HighRisk #Electrocardiogram