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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Inverted P Waves:
(A) Ectopic atrial rhythm
(B) Junctional rhythm 

#Inverted #PWaves #cardiology #diagnosis #ekg #ecg #electrocardiogram #differential
Inverted P Waves ... : (A) Ectopic atrial ... #Inverted #PWaves ... electrocardiogram #differential
A Summary slide of Sinoatrial Rhythms 
 • Sinus Rhythm
 • Sinus Arrhythmia
Rhythm • Sinus ... Pacemaker • Multifocal ... tachycardia • Ectopic ... Complexes • Sinoatrial ... Sinoatrial #Rhythms #differential
Ectopic atrial rhythm
 • The atrial rate is less than 100 bpm.
 • PR interval within
Ectopic atrial rhythm ... during sinus rhythm ... inferior leads if the ectopic ... atrial pacemaker ... #Ectopic #atrial
Premature atrial complex (PAC) - ECG Recognition
 • Prematurity and altered P wave morphology.
 • P
Premature atrial ... complex (PAC) - ... look like the sinus ... PACs #premature #atrial ... #complexes #cardiology
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
encompassing a QRS complex ... intervening QRS complex ... Wandering Atrial ... Pacemaker: • ... several cycle the pacemaker
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
encompassing a QRS complex ... intervening QRS complex ... Wandering Atrial ... Pacemaker: • ... several cycle the pacemaker
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
Block • During sinus ... Heart Block • In sinus ... by a junctional pacemaker ... an infra-Hisian pacemaker ... or slowing of sinus
Multifocal Atrial Rhythm vs Wandering Atrial Pacemaker
Mutifocal Atrial Rhythm / Multifocal Atrial Tachycardia:
Belong to a group
Pacemaker Mutifocal ... of a variable P-wave ... Pacemaker: VARIANT ... OF SINUS ARRHYTHMIA ... focus from the sinus
Wandering atrial pacemaker - ECG Diagnosis
 • The change in P wave contour is gradual
 •
Wandering atrial ... The change in P wave ... shifts back to the sinus ... • Variant of sinus ... wap #Wandering #atrial
Third Degree AV Block aka Complete Heart Block
 • In sinus rhythm with complete AV block,
Degree AV Block aka Complete ... Heart Block • In sinus ... rhythm with complete ... by a junctional pacemaker ... an infra-Hisian pacemaker