13 results
Canon A waves on Physical Examination

Associated with complete heart block. Notice the relatively slow HR. Echocardiography
Canon A waves on ... complete heart block ... #Awaves #CanonA ... #Waves #Clinical ... #video #PhysicalExam
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
Abnormal Jugular ... - First-degree atrioventricular ... block - Large ... pulmonic stenosis - Cannon ... a waves - Atrioventricular
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
Atrioventricular ... ) - ECG Diagnosis ... group-beating" on the ECG ... #cardiology #ekg ... #ecg #diagnosis
Hallmark ECG features of Ventricular Tachycardia (VT)
AV indicates atrioventricular; LAD, left axis deviation; LBBB, left bundle
Hallmark ECG features ... bundle branch block ... bundle branch block ... ; RWPT, R wave peak ... Tachycardia #VTach #ECG
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 ... waves are enough ... ’s called Frog sign ... #Awaves #AVNRT
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... >200ms • 2° Block ... • 3° Complete Block ... @AmyChung #EKG ... Interpretation #ECG
Atrioventricular (AV) Blocks

First Degree AV Block - "If your R is far from your P than
200 msec) • P wave ... intervals until a P wave ... completely absent, P waves ... heartblock #cardiology #ecg ... #ekg #diagnosis
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
1st Degree Heart Block ... non-conducted P wave ... Non-conducted P waves ... summary #Diagnosis #EKG ... electrocardiogram #ecg
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
STE: "Pardee's sign ... Bundle Branch Block ... bundle-branch block ... diagnosis #cardiology #ecg ... #ekg #electrocardiogram
Third Degree AV Block aka Complete Heart Block
 • In sinus rhythm with complete AV block,
Third Degree AV Block ... Complete Heart Block ... but the P wave ... Complete #cardiology #ekg ... #ecg #diagnosis