23 results
Hallmark ECG features of Ventricular Tachycardia (VT)
AV indicates atrioventricular; LAD, left axis deviation; LBBB, left bundle
axis deviation; LBBB ... , left bundle branch ... peak time; and WCT ... VTach #ECG #EKG #Electrocardiogram ... #Diagnosis #Cardiology
Sgarbossa’s ECG criteria for detecting ischemia in the presence of left bundle branch block (LBBB)

The Sgarbossa
presence of left bundle ... branch block (LBBB ... #Diagnosis #Cardiology ... #Discordance #Normal ... #LBBB
Supraventricular Tachycardias - Pathophysiology
Conduction pathways through SA Node, Atrium, AV Node, Bundle of His, and Ventricle
, AV Node, Bundle ... Ventricle • Sinus ... Fibrillation • AV Nodal ... Pathophysiology #SVT #diagnosis ... #cardiology #conduction
Right Bundle Branch Block (RBBB) - EKG Diagnosis
EKG Criteria:
 • QRS > 0.12 seconds
 • Slurred
Right Bundle Branch ... EKG Diagnosis EKG ... Criteria: • QRS ... #ECG #electrocardiogram ... #cardiology
The 3 Fates of a Premature Atrial Complex
 • PAC can be conducted with normal QRS
conducted with normal ... conduct with a RBBB ... #PACs #cardiology ... #diagnosis #ekg ... #ecg #electrocardiogram
VT versus SVT with Aberration - Interpretation Cheat Sheet

Features favouring VT
● Absence of typical RBBB or
or LBBB morphology ... sinus beat that ... Morphology criteria ... Aberrancy #Comparison #Diagnosis ... #Cardiology
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
or LBBB morphology ... QRS complex of normal ... Fusion beats - a sinus ... Versus #ecg #ekg #cardiology ... #diagnosis #electrocardiogram
Normal Sinus Rhythm - ECG Diagnosis
Normal sinus rhythm (NSR) is an impulse that originates in the
Normal Sinus Rhythm ... - ECG Diagnosis ... Normal sinus rhythm ... #ecg #electrocardiogram ... #criteria
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
Ml, WPW, LVH, LBBB ... dextrocardia, normal ... : WPW, ectopic atrial ... Approach #ECG #EKG #diagnosis ... #electrocardiogram
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Tachy w/ BBB ... (3) SVTs - atrial ... bradyarrhythmia #ECG #EKG #diagnosis ... #electrocardiogram ... #cardiology #differential