14 results
Canon A waves in a patient with AV dissociation

Occurs due to the simultaneous contraction of atria
Canon A waves in ... contraction of atria ... #Awaves #waves ... clinical #video #JVP ... #cardiology #Canon
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves ... a wave usually occurs ... activation from SVT (e.g ... #AWaves #diagnosis ... #cardiology #CVP
Cannon A Waves on Neck Examination

Cannon a waves! Notice that it occurs randomly, not predictably w/
Cannon A Waves on ... Cannon a waves ... Cannon a waves indicate ... #AWaves #Neck # ... PhysicalExam #JVP
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
Cannon A waves during ... In AVNRT, the atria ... a waves are enough ... #Awaves #AVNRT ... #Cardiology #Neck
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
- Differential Diagnosis ... pulmonic stenosis - Cannon ... dissociation, ventricular ... Jugular #Waveforms #JVP ... #PhysicalExam #cardiology
Typical (Counterclockwise) and Reverse Typical (Clockwise) Atrial Flutter on EKG
Typical (Counterclockwise) Atrial Flutter
 • Inferior leads:
leads: Sawtooth waves ... Flutter #aflutter #ecg ... #ekg #electrocardiogram ... #cardiology #clinical ... #diagnosis #comparison
Multifocal Atrial Arrhythmias on ECG
Multifocal atrial rhythm & Multifocal atrial tachycardia
ECG Recognition:
 • Variable P wave
tachycardia ECG ... #tachycardia #cardiology ... #diagnosis #ekg ... #electrocardiogram ... #clinical #comparison
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
160ms) - AV dissociation ... nadir of the S-wave ... nadir of the S-wave ... #ekg #cardiology ... #diagnosis #electrocardiogram
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
increases, the P wave ... decreases, the P wave ... Wandering Atrial ... #diagnosis #ekg ... #ecg #electrocardiogram
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
non-conducted P wave ... Brady Management ... Non-conducted P waves ... #EKG #electrocardiogram ... #ecg #cardiology