10 results
Cannon A Waves of Complete Heart Block on Physical Exam
A patient presented to clinic with lightheadedness
Complete Heart Block ... is shown on the neck ... complete heart block ... complete heart block ... #JVP
Cannon A Waves on Neck Examination

Cannon a waves! Notice that it occurs randomly, not predictably w/
dissociation: 3rd deg AV block ... for DDI and an atrial ... VivekKulkarniMD #CannonA #AWaves ... #Neck #PhysicalExam ... #JVP #Clinical
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 ... are enough to diagnose ... Hussainch #Cannon #Awaves ... #JVP #Cardiology
Lancisi's Sign (Tricuspid Regurgitation) in a patient with Atrial Fibrillation

If you went to med school before
obscenely huge waves ... it giant A or V wave ... #Fibrillation #Neck ... #JVP #Clinical ... #Video #AFib #PhysicalExam
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... (e.g. ectopic atrial ... Interval: • 1° Block ... >200ms • 2° Block ... • 3° Complete Block
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
(AV blocks) - ECG ... group-beating" on the ECG ... • This is a clinically ... #AVBlock #cardiology ... #ekg #ecg #diagnosis
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
increases, the P wave ... decreases, the P wave ... presence of AV block ... Wandering Atrial ... #ekg #ecg #electrocardiogram
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
arrhythmia syndromes (e.g ... Bundle branch block ... 300 = NSVT EKG ... No associated P-wave ... , and the T-wave
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
increases, the P wave ... decreases, the P wave ... presence of AV block ... Wandering Atrial ... #ekg #ecg #electrocardiogram
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
in the chest or neck ... exam • 12-lead ECG ... with variable block ... atrioventricular block ... Valvular disease (e.g