14 results
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
PR interval are normal ... presence of AV block ... #Arrhythmia #cardiology ... #ecg #electrocardiogram ... #variants #clinical
Paroxysmal AV Block on ECG
 - Characterized by an abrupt and persistent AV block in the
presence of otherwise normal ... or slowing of sinus ... #diagnosis #cardiology ... #ekg #ecg #electrocardiogram ... #clinical
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... DANGER (2) Sinus ... bradyarrhythmia #ECG ... #electrocardiogram ... #cardiology #differential
Hyperkalemia on EKG
"Mild" Hyperkalemia
 • Peaked, narrow-based T Waves
 • Double counting of HR by EKG
QRS widening • Sinus ... of conduction block ... #ECG #electrocardiogram ... #cardiology #diagnosis ... #clinical
Deep T Wave Inversions - Differential
Normal variants 
  A. Juvenile T wave pattern
Wave Inversions - Differential ... Normal variants ... bundle branch block ... Diagnosis #Causes #Cardiology ... #ECG #EKG #Electrocardiogram
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
• During sinus ... • This is a clinically ... atrioventricular #blocks #AVBlock ... #cardiology #ekg ... #electrocardiogram
Paroxysmal AV Block aka Ventricular Standstill
 • Abrupt and persistent AV block ( multiple P waves
presence of otherwise normal ... or slowing of sinus ... #Paroxysmal #AVBlock ... Standstill #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
High-grade AV Block aka Advanced AV Block
 • During sinus rhythm, when 2 or more P
• During sinus ... • This is a clinically ... #Highgrade #AVBlock ... Advanced #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
PR interval are normal ... presence of AV block ... #Arrhythmia #cardiology ... #ecg #electrocardiogram ... #variants #clinical
Myocarditis
Diagnosis 
• Endomyocardial biopsy (gold standard, rarely performed) 
• Clinical presentation 
• Cardiovascular MRI 
Clinical 
•
performed) • Clinical ... • Unexplained sinus ... ECG, echocardiogram ... Dysrhythmia, heart block ... Diagnosis #Management #Cardiology