11 results
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
• Caused by atrial ... + retrograde atrial ... activation from SVT (e.g ... #diagnosis #cardiology ... #CVP
Multifocal Atrial Arrhythmias on ECG
Multifocal atrial rhythm & Multifocal atrial tachycardia
ECG Recognition:
 • Variable P wave
Arrhythmias on ... #tachycardia #cardiology ... #diagnosis #ekg ... electrocardiogram #clinical #comparison ... #Arrhythmias
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
Phasic Sinus Arrhythmia ... Wandering Atrial ... #cardiology #diagnosis ... #ekg #ecg #electrocardiogram ... variants #clinical #comparison
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
In AVNRT, the atria ... EKG of the same ... are enough to diagnose ... excludes other differentials ... #Cardiology #Neck
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
Phasic Sinus Arrhythmia ... Wandering Atrial ... #cardiology #diagnosis ... #ekg #ecg #electrocardiogram ... variants #clinical #comparison
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... • Predictor of arrhythmia ... #AVR #leadAVR #ecg ... #ekg #differential ... #cardiology
Shock - Diagnosis and Management Summary
 • Hypotension: SBP<90, SBP drop >40, MAP<65 (Normotension, HTN possible
telemetry, 12-Lead EKG ... - Distended neck ... Shock - MI, arrhythmia ... crackles, elevated JVP ... Terminate arrhythmia
Multifocal Atrial Rhythm vs Wandering Atrial Pacemaker
Mutifocal Atrial Rhythm / Multifocal Atrial Tachycardia:
Belong to a group
Arrhythmia (MAA ... VARIANT OF SINUS ARRHYTHMIA ... contrast to AV dissociation ... #cardiology #ekg ... #comparison
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
exam • 12-lead ECG ... PALPITATIONS: Arrhythmias ... tachycardia or arrhythmia ... Somatization Arrhythmias ... Hemodynamically significant arrhythmia
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
Cardiomyopathy • Inherited arrhythmia ... syndromes (e.g. ... 300 = NSVT EKG ... tachycardia • Sinus arrhythmia ... cardiology