11 results
Abnormal Jugular Venous Pressure Waveforms - Differential Diagnosis
 - Absent a wave - Atrial fibrillation, sinus
- Flutter waves ... - Atrial flutter ... Atrioventricular dissociation ... #Waveforms #JVP ... #cardiology
Narrow Complex Tachycardias (Simplified)

Irregular Narrow Complex Tachycardia:
 1. Atrial fibrillation
	- Usually the correct answer
 2. Multifocal
Atrial flutter ... retrograde) - AVNRT ... #differential # ... diagnosis #causes ... #cardiology
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
the atria and ventricles ... EKG of the same ... are enough to diagnose ... #JVP #Cardiology ... #Neck #Frog #Sign
Tachycardia - Differential Diagnosis and Management - Narrow vs Wide, Regular vs Irregular
Narrow - Regular:
Use P
Tachycardia - Differential ... Diagnosis and Management ... /AVNRT. ... • Atrial Flutter ... #cardiology #wide
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Arrhythmias - Differential ... Diagnosis Algorithm ... bpm) • Sinus Bradycardia ... • AVNRT • ... tachyarrhythmias #Cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
3 different P waves ... bradyarrhythmia #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology ... #differential
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
• Caused by atrial ... + retrograde atrial ... activation from SVT (e.g ... #diagnosis #cardiology ... #CVP
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
diagnosis includes ... ddx: AVNRT, AVRT ... , atrial tachycardia ... #ekg #differential ... #cardiology
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 ... flutter, or atrial ... dysfunction • Bradycardia-tachycardia ... #Palpitations #Cardiology
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
1) Rate - Regular ... (e.g. ectopic atrial ... hypokalaemia or bradycardia ... Electrocardiogram #cardiology ... #diagnosis #system