10 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
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... junction origin (e.g ... within the atria (e.g ... @AmyChung #EKG ... Interpretation #ECG
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
Summary of Heart ... Classification #degrees #summary ... #Diagnosis #EKG ... #electrocardiogram ... #ecg #cardiology
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
(AV blocks) - ECG ... Diagnosis Summary ... group-beating" on the ECG ... #cardiology #ekg ... #ecg #diagnosis
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
Third Degree AV Block aka Complete Heart Block
 • In sinus rhythm with complete AV block,
intervals are regular ... ThirdDegree #3rd #AVBlock ... Complete #cardiology #ekg ... #ecg #diagnosis ... #electrocardiogram
Atrioventricular (AV) Blocks

First Degree AV Block - "If your R is far from your P than
200 msec) • P wave ... leading to AV node dissociation ... heartblock #cardiology #ecg ... #ekg #diagnosis ... #electrocardiogram
Shock - Diagnosis and Management Summary
 • Hypotension: SBP<90, SBP drop >40, MAP<65 (Normotension, HTN possible
Shock - Diagnosis ... and Management Summary ... telemetry, 12-Lead EKG ... - Distended neck ... crackles, elevated JVP
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
- Differential Diagnosis ... in the chest or neck ... exam • 12-lead ECG ... • Rapid and regular ... Valvular disease (e.g