13 results
Supraventricular Tachycardia EKG

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

Her heart
Supraventricular Tachycardia EKG ... Here’s a great ECG ... #Tachycardia #EKG ... #ECG #Electrocardiogram ... #Cardiology #EKG
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
EKG of the same ... excludes other differentials ... of narrow complex ... #Cannon #Awaves ... #JVP #Cardiology
Deep T Wave Inversions - Differential
Normal variants 
  A. Juvenile T wave pattern
- Differential ... apical ballooning) cardiomyopathy ... #Diagnosis #Causes ... #Cardiology #ECG ... #EKG #Electrocardiogram
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... aVR • Classic EKG ... tachycardia ddx: AVNRT ... #AVR #leadAVR #ecg ... electrocardiogram #diagnosis #ekg
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Stable Narrow-Complex ... Converts - Probably AVnRT ... Control rate (e.g ... Treat underlying cause ... Control rate (e.g
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... Elevation - Differential ... depression Takotsubo Cardiomyopathy ... voltage Other Causes ... #ecg #ekg #electrocardiogram
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
arrhythmia syndromes (e.g ... heart disease Causes ... 300 = NSVT EKG ... may not occur Differential ... #cardiology
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
- In most case ... in the QRS complex ... ECG usually shows ... regular narrow complex ... Pathophysiology #cardiology
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
Equivalents on ECG ... discordant QRS complex ... #Equivalents #ECG ... #EKG #diagnosis ... #differential #
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
Palpitations - Differential ... exam • 12-lead ECG ... : • Cardiomyopathy ... Valvular disease (e.g ... over: AVNRT