18 results
ECG Basics - Atrial Rhythms #Cardiology #MedStudent #EKG #Atrial #SVT #Comparison #Table #AFib #AFlutter #MAT #WAP
ECG Basics - Atrial ... Rhythms #Cardiology ... #MedStudent #EKG ... #Atrial #SVT #Comparison ... #MAT #WAP #WPW
Cannon A Waves
 • Caused by atrial contracting against a closed tricuspid valve
 • Atrioventricular dissociation
Caused by atrial ... activation from SVT (e.g ... ., junctional rhythm ... #AWaves #diagnosis ... #cardiology #CVP
Comparison between Wandering atrial pacemaker (A) vs multifocal atrial arrhythmia (B)

#WAP #MAR #wandering #atrial #pacemaker #comparison
Comparison between ... arrhythmia (B) #WAP #MAR ... #multifocal #rhythm ... #cardiology #diagnosis ... #ekg #ecg #electrocardiogram
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Anatomical Differential Diagnosis ... Flutter (AFL), ... Tachycardia (MAT ... #Differential #Diagnosis ... #Causes #cardiology
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Tachycardia Regular Rhythm ... Treat underlying cause ... Irregular Rhythm ... flutter or MAT ... Treat underlying cause
Narrow Complex Tachycardias (Simplified)

Irregular Narrow Complex Tachycardia:
 1. Atrial fibrillation
	- Usually the correct answer
 2. Multifocal
Tachycardia (MAT ... A regular rhythm ... Atrial flutter ... #differential #diagnosis ... #causes #cardiology
RA/CVP Waveform Interpretation

Central venous pressure (CVP) or right atrial pressure (RAP) waveform tracings can often times
fibrillation/flutter ... Classic “cannon ... waves” caused by ... RA (junctional rhythm ... Interpretation #Diagnosis
Atrial Flutter on Neck Examination

If you can dx this rhythm, you are born before 1960. 
Early
Atrial Flutter on ... you can dx this rhythm ... waves at double ... like a constant cannon ... #PhysicalExam #JVP
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
tachycardia (MAT ... arrest - escape rhythms ... 200ms from longer pause ... #EKG #diagnosis ... electrocardiogram #cardiology
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
In AVNRT, the atria ... simultaneously at ... EKG of the same ... are enough to diagnose ... #PhysicalExam #JVP