23 results
Hallmark ECG features of Ventricular Tachycardia (VT)
AV indicates atrioventricular; LAD, left axis deviation; LBBB, left bundle
of Ventricular ... Tachycardia (VT) AV ... block; RWPT, R wave ... #Electrocardiogram ... #Diagnosis #Cardiology
Deep T Wave Inversions - Differential
Normal variants 
  A. Juvenile T wave pattern
Left or right ventricular ... preexcitation, or ventricular ... Differential #Diagnosis #Causes ... #Cardiology #ECG ... #EKG #Electrocardiogram
Electrocardiographic Features of Digoxin Toxicity
 • Virtually any arrhythmia is possible. None specific for digoxin toxicity
automaticity) with slow ventricular ... rate (↓ AV conduction ... digitalis #Toxicity #Electrocardiogram ... #ekg #ecg #toxicology ... #cardiology #diagnosis
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
(EKG) Digoxin ... - Decreases AV ... nodal conduction Uses ... or biphasic T waves ... #EKG #Cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
3 different P waves ... block - ventricular ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #differential
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... interval < 120 ms = AV ... aVF) • Right ventricular ... #Electrocardiogram ... #cardiology #diagnosis
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
• The ventricular ... aka Ventricular ... blocks #AVBlock #cardiology ... #ekg #ecg #diagnosis ... #electrocardiogram
Paroxysmal AV Block aka Ventricular Standstill
 • Abrupt and persistent AV block ( multiple P waves
Paroxysmal AV Block ... aka Ventricular ... and persistent AV ... Standstill #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
The JT Interval and Pro-Arrhythmic Risk
Measured from the J-point to the end of the T-wave, the
the end of the T-wave ... the setting of ventricular ... JTInterval #QTc #electrocardiogram ... #pathophysiology ... #ekg #ecg #cardiology
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
• Block in AV ... (block beyond AV ... summary #Diagnosis #EKG ... #electrocardiogram ... #ecg #cardiology