42 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Multifocal Atrial ... different P wave ... #Tachycardia #MAT ... #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
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
• Caused by atrial ... activation from SVT (e.g ... 2LmUODZ #Cannon #AWaves ... #diagnosis #cardiology ... #CVP
Counterclockwise and (Left) vs Clockwise (Right) Flutter
Typical atrial flutter is counterclockwise in direction and originates from
At times, the direction ... appearance on ECG ... to the flutter waves ... #Diagnosis #ECG ... #EKG #Cardiology
Second Degree AV Block Type I aka Mobitz I / Wenckebach 
 • Normal P waves.
• The PRI (may ... group-beating" on the ECG ... Type1 #Wenckebach #diagnosis ... #cardiology #ecg ... #ekg #electrocardiogram
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... junction origin (e.g ... (e.g. ectopic atrial ... @AmyChung #EKG ... Interpretation #ECG
Multifocal Atrial Arrhythmias on ECG
Multifocal atrial rhythm & Multifocal atrial tachycardia
ECG Recognition:
 • Variable P wave
Arrhythmias on ECG ... tachycardia ECG ... #MAT #Multifocal ... #tachycardia #cardiology ... #diagnosis #ekg
Cannon A Waves on Neck Examination

Cannon a waves! Notice that it occurs randomly, not predictably w/
for DDI and an atrial ... VivekKulkarniMD #CannonA #AWaves ... #Neck #PhysicalExam ... #JVP #Clinical ... #Video #Cardiology
Typical ECG changes in acute pericarditis includes: stage 1 - diffuse, positive, ST elevations with reciprocal
Typical ECG changes ... leads indicates atrial ... patients) stage 4 - ECG ... inverted #Diagnosis ... #EKG #Pericarditis
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 ... #AVNRT #PhysicalExam ... #JVP #Cardiology