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Mobitz Type I (Wenckebach Phenomenon) 2nd Degree AV Block on EKG
 • P-R interval gradually increases
Phenomenon) 2nd Degree AV ... Block on EKG ... #diagnosis #cardiology ... #EKG #ECG #Electrocardiogram ... #labeled #clinical
Paroxysmal AV Block on ECG
 - Characterized by an abrupt and persistent AV block in the
Paroxysmal AV Block ... #Paroxysmal #AVBlock ... #diagnosis #cardiology ... #ekg #ecg #electrocardiogram ... #clinical
High-grade AV Block aka Advanced AV Block
 • During sinus rhythm, when 2 or more P
High-grade AV Block ... • This is a clinically ... #Highgrade #AVBlock ... #Advanced #diagnosis ... #ekg #electrocardiogram
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
blocks) - ECG Diagnosis ... • This is a clinically ... atrioventricular #blocks #AVBlock ... #ecg #diagnosis ... #electrocardiogram
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
boxes) - HiPR: AV ... block - LoPR: ... Short QT <300-360 ms ... #EKG #diagnosis ... #electrocardiogram
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
interval < 120 ms ... = AV junction ... interval ≥ 120 ms ... #Electrocardiogram ... #cardiology #diagnosis
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
the presence of AV ... block. ... Arrhythmia #cardiology #diagnosis ... #ekg #ecg #electrocardiogram ... #variants #clinical
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
the presence of AV ... block. ... Arrhythmia #cardiology #diagnosis ... #ekg #ecg #electrocardiogram ... #variants #clinical
This infographic provides a mnemonic tool called “WOBBLER” for assessing an ECG (electrocardiogram) in cases of
(electrocardiogram ... O: Obstructed AV ... as first-degree AV ... segment • Epsilon #clinical ... #diagnosis waves