6 results
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
transmitted to JV ... EKG of the same ... are enough to diagnose ... #PhysicalExam #JVP ... #Cardiology #Neck
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Atrioventricular dissociation ... it indicates AV dissociation ... activation from SVT (e.g ... #diagnosis #cardiology ... #CVP
Algorithm for the Evaluation of Regular, Wide-Complex Tachycardia
1. aVR: Is the initial deflection in aVR positive?
Evaluation of Regular ... AV Dissociation: ... Tachycardia #Evaluation #Interpretation ... #ECG #EKG #Electrocardiogram ... #Diagnosis #Cardiology
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... 1) Rate - Regular ... #Interpretation ... #ECG #Electrocardiogram ... #cardiology #diagnosis
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
• Narrow & regular ... Treatment: Pacemaker 3rd ... degrees #summary #Diagnosis ... #EKG #electrocardiogram ... #ecg #cardiology
Third Degree AV Block aka Complete Heart Block
 • In sinus rhythm with complete AV block,
intervals are regular ... #ThirdDegree #3rd ... Complete #cardiology #ekg ... #ecg #diagnosis ... #electrocardiogram