21 results
Hallmark ECG features of Ventricular Tachycardia (VT)
AV indicates atrioventricular; LAD, left axis deviation; LBBB, left bundle
Hallmark ECG features ... ; RWPT, R wave peak ... #VTach #ECG #EKG ... #Electrocardiogram ... #Diagnosis #Cardiology
Hyperkalemia on EKG
"Mild" Hyperkalemia
 • Peaked, narrow-based T Waves
 • Double counting of HR by EKG
QRS widening • Sinus ... of conduction block ... • Pseudo-STEMI ... #ECG #electrocardiogram ... #cardiology #diagnosis
It starts as sinus rhythm with probable inferior STEMI, but becomes ventricular fibrillation (or polymorphic ventricular
It starts as sinus ... probable inferior STEMI ... polymorphic ventricular tachycardia ... #Clinical #EM #Cardiology ... #EKG #Arrest #VentricularTachycardia
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... tachycardia ... 3 different P waves ... #electrocardiogram ... #cardiology #differential
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
Equivalents / Don't Miss Signs ... - starts below ... #Ischemia #ECG ... #electrocardiogram ... #cardiology #STEMI
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
on ECG • Conventional ... V2 • Wellens sign ... pain • Wellens sign ... #Equivalents #ECG ... #electrocardiogram
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Diagnosis Framework STEMI ... STE: "Pardee's sign ... ; and sinus tachycardia ... (Eiffel Tower sign ... #ecg #ekg #electrocardiogram
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
increases, the P wave ... presence of AV block ... #Arrhythmia #cardiology ... #diagnosis #ekg ... #ecg #electrocardiogram
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
• During sinus ... • In sinus rhythm ... or slowing of sinus ... #cardiology #ekg ... #electrocardiogram
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
SVT - Wide Tachycardias ... Fusion beats - a sinus ... - Brugada's sign ... #ekg #cardiology ... #diagnosis #electrocardiogram