27 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 ... #diagnosis #cardiology
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
, sinus tachycardia ... Atrioventricular dissociation ... Absent y descent - Cardiac ... Jugular #Waveforms #JVP ... #PhysicalExam #cardiology
Cannon A Waves on Neck Examination

Cannon a waves! Notice that it occurs randomly, not predictably w/
AV dissociation ... tachycardia much ... VivekKulkarniMD #CannonA #AWaves ... #JVP #Clinical ... #Video #Cardiology
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Multifocal Atrial ... Tachycardia (MAT ... 3 different P wave ... #Cardiology #Diagnosis ... #ECG #EKG #Management
Counterclockwise and (Left) vs Clockwise (Right) Flutter
Typical atrial flutter is counterclockwise in direction and originates from
negatively-directed flutter waves ... appearance on ECG ... to the flutter waves ... #Diagnosis #ECG ... #EKG #Cardiology
Multifocal Atrial Tachycardia (MAT) on EKG
 • Heart rate > 100 bpm (usually 100-150 bpm)
 •
) on EKG • Heart ... At-least 3 distinct P-wave ... #Tachycardia #diagnosis ... #cardiology #EKG ... #ECG #Electrocardiogram
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 ... #Cardiology #Neck
Multifocal Atrial Arrhythmias on ECG
Multifocal atrial rhythm & Multifocal atrial tachycardia
ECG Recognition:
 • Variable P wave
Arrhythmias on ECG ... tachycardia ECG ... • Some P waves ... #cardiology #diagnosis ... #ekg #electrocardiogram
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
EKG in Acute Pulmonary ... specificity for EKG ... EKG is helpful in ... • Dominant R Wave ... in relation to ECG
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... overdose: Prominent R wave ... aVR • Classic EKG ... prominent terminal R wave ... #ekg #differential