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

Why PVCs?  Can be the first manifestation of cardiac
Premature Ventricular ... heart disease Causes ... Bundle branch block ... capture of the atria ... arrhythmia • Atrial
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
rhythm, Conduction blocks ... system: Conduction blocks ... Contractions (PACs ... Contractions (PVC ... Differential #Diagnosis #Causes
Classic Digoxin-Associated Arrhythmias
 • Atrial fibrillation with an unusually slow ventricular response
 • Atrial Fibrillation with
unusually slow ventricular ... Complete Heart Block ... Tachycardia with 2:1 AV Block ... Bidirectional Ventricular ... cardiology #ecg #ekg #electrocardiogram
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
P and QRS • Atrial ... rate > Ventricular ... Regular ventricular ... HeartBlocks #Types #Classification ... Diagnosis #EKG #electrocardiogram
Causes of Palpitations
 • ARRHYTHMiA 
 • SINUS ARRYTHMIA 
 • ATRIAL FIBRILLATION 
 • ATRIAL
Causes of Palpitations ... FLUTTER • HEART BLOCK ... • PREMATURE VENTRICULAR ... SODIUM CHANNEL BLOCKERS ... #Palpitations #Causes
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Differential Diagnosis Algorithm ... Syndrome • SA Block ... • AV Block (ISt ... • Premature ventricular ... #causes
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Causes of Tachycardia ... Differential Diagnosis Algorithm ... • Monomorphic ventricular ... Differential #Diagnosis #Algorithm ... #Causes #cardiology
The cardiac cycle describes each heart beat, incorporating relaxation and contraction. Phase one describes diastole and
see above that atrial ... are both low but atrial ... blood when the atria ... the aortic valve closes ... Pressures #Phonogram #Electrocardiogram
Deep T Wave Inversions - Differential
Normal variants 
  A. Juvenile T wave pattern
Left or right ventricular ... bundle branch blocks ... bundle branch block ... Differential #Diagnosis #Causes ... Cardiology #ECG #EKG #Electrocardiogram
Cannon A Waves of Complete Heart Block on Physical Exam
A patient presented to clinic with lightheadedness
Complete Heart Block ... in CVP due to atrial ... occurs during ventricular ... When the atrium ... (2) VT (3) PAC/PVCs