20 results
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
rhythmic. ... presence of AV block ... Wandering Atrial Pacemaker ... several cycle the pacemaker ... #ecg #electrocardiogram
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
arrest - escape rhythms ... - ventricular pacemaker ... bradyarrhythmia #ECG ... #electrocardiogram ... #cardiology #differential
Third Degree AV Block aka Complete Heart Block
 • In sinus rhythm with complete AV block,
• In sinus rhythm ... by a junctional pacemaker ... an infra-Hisian pacemaker ... #ecg #diagnosis ... #electrocardiogram
Hyperkalemia on EKG
"Mild" Hyperkalemia
 • Peaked, narrow-based T Waves
 • Double counting of HR by EKG
QRS widening • Sinus ... of conduction block ... Sinoventricular rhythm ... • "Sine wave" rhythm ... #ECG #electrocardiogram
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
rhythmic. ... presence of AV block ... Wandering Atrial Pacemaker ... several cycle the pacemaker ... #ecg #electrocardiogram
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
Narrow & regular rhythm ... No Treatment 2nd ... Narrow & irregular rhythm ... #electrocardiogram ... #ecg #cardiology
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
QRS in 6s x 10 Rhythm ... ) - HiPR: AV block ... ectopic atrial pacemaker ... #electrocardiogram ... #cardiology #interpretation
Multifocal Atrial Rhythm vs Wandering Atrial Pacemaker
Mutifocal Atrial Rhythm / Multifocal Atrial Tachycardia:
Belong to a group
Multifocal Atrial Rhythm ... : VARIANT OF SINUS ... focus from the sinus ... diagnosis #cardiology #ekg ... #ecg #electrocardiogram
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
• In sinus rhythm ... by a junctional pacemaker ... an infra-Hisian pacemaker ... rhythm ... #electrocardiogram
High-grade AV Block aka Advanced AV Block
 • During sinus rhythm, when 2 or more P
• During sinus ... rhythm, when 2 ... #Highgrade #AVBlock ... diagnosis #cardiology #ecg ... #ekg #electrocardiogram