Dr. Arnel Carmona @ecgrhythms
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Internal Medicine (IMG) , lover of the squiggly lines and all simplistic learning https://twitter.com/ecgrhythms - blogger @ - https://www.ekgrhythm.com/
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Second degree AV Block type II (aka Mobitz II)
 • There is constant PR interval (normal
Block type II ( ... location of the block ... • The QRS complex ... location of the block ... cardiology #ecg #ekg #electrocardiogram
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
Second Degree AV ... by a junctional pacemaker ... an infra-Hisian pacemaker ... ecg #diagnosis #electrocardiogram ... #classification
Second Degree AV Block Type I aka Mobitz I / Wenckebach 
 • Normal P waves.
Block Type I aka ... Mobitz I / Wenckebach ... #AVBlock #TypeI ... #MobitzI #Type1 ... cardiology #ecg #ekg #electrocardiogram
Third Degree AV Block aka Complete Heart Block
 • In sinus rhythm with complete AV block,
Third Degree AV Block ... Block • In sinus ... AV block, the PP ... ThirdDegree #3rd #AVBlock ... ecg #diagnosis #electrocardiogram
High-grade AV Block aka Advanced AV Block
 • During sinus rhythm, when 2 or more P
High-grade AV Block ... aka Advanced AV Block ... concerning variant of Mobitz ... may progress to complete ... heart block.
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
encompassing a QRS complex ... intervening QRS complex ... presence of AV block ... Wandering Atrial Pacemaker ... diagnosis #ekg #ecg #electrocardiogram
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
encompassing a QRS complex ... intervening QRS complex ... presence of AV block ... Wandering Atrial Pacemaker ... diagnosis #ekg #ecg #electrocardiogram