11 results
Cannon A Waves in AVNRT on Neck Physical Exam

69 year old female patient comes with a
Cannon A Waves in ... s the clinical sign ... a waves in AVNRT ... #AWaves #AVNRT ... #JVP #Cardiology
Typical (Counterclockwise) and Reverse Typical (Clockwise) Atrial Flutter on EKG
Typical (Counterclockwise) Atrial Flutter
 • Inferior leads:
leads: Sawtooth waves ... with positive "p waves ... leads: "Positive" waves ... & negative "P waves ... #ekg #electrocardiogram
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Cannon A Waves ... a wave usually ... activation from SVT (e.g ... #AWaves #diagnosis ... #cardiology #CVP
Typical (Counterclockwise) Atrial Flutter on EKG
 • Inferior leads: Sawtooth waves (fast up, slow down; "negative")
leads: Sawtooth waves ... with positive "p waves ... #aflutter #ecg ... #ekg #electrocardiogram ... cardiology #clinical #diagnosis
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
- Absent a wave ... - Flutter waves ... - Prominent a waves ... block - Large a waves ... - Large cv waves
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 ... a waves are enough ... to diagnose the ... #Awaves #AVNRT
Counterclockwise and (Left) vs Clockwise (Right) Flutter
Typical atrial flutter is counterclockwise in direction and originates from
waves in the inferior ... waves in the inferior ... waves. ... #Diagnosis #ECG ... #Classification
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
replaced by T wave ... interval J Wave ... - Prolonged R wave ... /Osborne waves ... #ekg #electrocardiogram
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... 3 different P waves ... bradyarrhythmia #ECG ... #EKG #diagnosis ... #electrocardiogram
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
SVT - Wide Tachycardias ... nadir of the S-wave ... nadir of the S-wave ... VentricularTachycardia #Versus #ecg ... #diagnosis #electrocardiogram