56 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
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 ... #cardiology #diagnosis ... #ekg #ecg #electrocardiogram
Comparison between Wandering atrial pacemaker (A) vs multifocal atrial arrhythmia (B)

#WAP #MAR #wandering #atrial #pacemaker #comparison
pacemaker (A) vs multifocal ... pacemaker #comparison #multifocal ... #rhythm #cardiology ... #diagnosis #ekg ... #ecg #electrocardiogram
Canon A waves in a patient with AV dissociation

Occurs due to the simultaneous contraction of atria
contraction of atria ... #waves #AV #dissociation ... clinical #video #JVP ... #jugular #neck ... #cardiology #Canon
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Multifocal Atrial ... 3 different P wave ... #MAT #Cardiology ... #Diagnosis #ECG ... #EKG #Management
Antecubital Vein examination to estimate JVP/CVP

In this video, the antecubital veins move between 

Below [RA +
examination to estimate JVP ... E.g. in a cold room ... > overestimate JVP ... in rare cases (neck ... Video #estimate #Cardiology
Multifocal Atrial Tachycardia (MAT) on EKG
 • Heart rate > 100 bpm (usually 100-150 bpm)
 •
Multifocal Atrial ... At-least 3 distinct P-wave ... Visualmedapp #MAT #Multifocal ... #Atrial #Tachycardia ... #diagnosis #cardiology
Cannon A Waves on Neck Examination

Cannon a waves! Notice that it occurs randomly, not predictably w/
Neck Examination ... AV dissociation ... for DDI and an atrial ... #JVP #Clinical ... #Video #Cardiology
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 ... #PhysicalExam #JVP ... #Cardiology #Neck
Multifocal Atrial Arrhythmias on ECG
Multifocal atrial rhythm & Multifocal atrial tachycardia
ECG Recognition:
 • Variable P wave
Multifocal Atrial ... Arrhythmias on ECG ... Multifocal atrial ... #tachycardia #cardiology ... #diagnosis #ekg