32 results
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves ... • The cannon a wave ... activation from SVT (e.g ... 2LmUODZ #Cannon #AWaves ... #CVP
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
Cannon A waves during ... EKG of the same ... rapid cannon a waves ... Hussainch #Cannon #Awaves ... #PhysicalExam #JVP
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 ... VivekKulkarniMD #CannonA #AWaves ... #JVP #Clinical
Multifocal Atrial Arrhythmias on ECG
Multifocal atrial rhythm & Multifocal atrial tachycardia
ECG Recognition:
 • Variable P wave
tachycardia ECG ... • Variable P wave ... The change in P wave ... • Some P waves ... #ekg #electrocardiogram
Typical (Counterclockwise) and Reverse Typical (Clockwise) Atrial Flutter on EKG
Typical (Counterclockwise) Atrial Flutter
 • Inferior leads:
Flutter on EKG ... leads: Sawtooth waves ... with positive "p waves ... leads: "Positive" waves ... & negative "P waves
Counterclockwise and (Left) vs Clockwise (Right) Flutter
Typical atrial flutter is counterclockwise in direction and originates from
negatively-directed flutter waves ... positively-directed flutter waves ... to the flutter waves ... #Diagnosis #ECG ... #EKG #Cardiology
Atrial Flutter on Neck Examination

If you can dx this rhythm, you are born before 1960. 
Early
being the "c" wave ... accentuated the "a" wave ... constant cannon a wave ... we see flutter waves ... #PhysicalExam #JVP
Typical ECG changes in acute pericarditis includes: stage 1 - diffuse, positive, ST elevations with reciprocal
Typical ECG changes ... 3 - diffuse T wave ... patients) stage 4 - ECG ... becomes normal OR T waves ... IM #Cardiology #EKG
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Multifocal Atrial ... different P wave ... #Multifocal #Atrial ... #Cardiology #Diagnosis ... #ECG #EKG #Management
Multifocal Atrial Tachycardia (MAT) on EKG
 • Heart rate > 100 bpm (usually 100-150 bpm)
 •
) on EKG • Heart ... 3 distinct P-wave ... #Tachycardia #diagnosis ... #cardiology #EKG ... #ECG #Electrocardiogram