8 results
Second degree AV Block 2:1
 • During sinus rhythm, 2 to 1 AV block manifest as
2:1 • During sinus ... rhythm, 2 to 1 ... #degree #2nd #AVBlock ... #2to1 #ecg #diagnosis ... #ekg #electrocardiogram
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
is gradual and 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)
Approach to ECGs ... arrest - escape rhythms ... - ventricular pacemaker ... bradyarrhythmia #ECG ... #electrocardiogram
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
Narrow & regular rhythm ... Narrow & irregular rhythm ... HeartBlocks #Types #Classification ... #electrocardiogram ... #ecg #cardiology
Third Degree AV Block aka Complete Heart Block
 • In sinus rhythm with complete AV block,
• In sinus rhythm ... by a junctional pacemaker ... ThirdDegree #3rd #AVBlock ... #ecg #diagnosis ... #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 ... #electrocardiogram ... #classification
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
is gradual and rhythmic ... presence of AV block ... Wandering Atrial Pacemaker ... several cycle the pacemaker ... #ecg #electrocardiogram
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