7 results
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
EKG of the same ... to diagnose the case ... That’s called Frog ... #AVNRT #PhysicalExam ... #JVP #Cardiology
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Caused by atrial ... atrial activation from ... SVT (e.g., junctional ... #diagnosis #cardiology ... #CVP
Lancisi's sign in Severe Tricuspid Regurgitation - Physical Exam
Note the large systolic jugular venous wave caused
large systolic jugular ... venous wave caused ... #PhysicalExam # ... Cardiology #Neck ... #Jugular #JVP
Supraventricular Tachycardia EKG

Here’s a great ECG case of a 50-year-old lady who presented with palpitations

Her heart
case of a 50-year-old ... distinguishing QRS from ... T wave in some ... @EM_RESUS #AVRT ... #Cardiology #EKG
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
• Rapid and regular ... Severe mitral regurgitation ... Severe aortic regurgitation ... vagal maneuvers: SVT-AVNRT ... #Palpitations #Cardiology
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
incoming current from ... - In most case ... : regular narrow ... Pathophysiology #cardiology ... #SVT
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
DANGER Narrow - Regular ... 3 different P waves ... longer pause 2º ... #EKG #diagnosis ... electrocardiogram #cardiology