81 results
Inverted P Waves:
(A) Ectopic atrial rhythm
(B) Junctional rhythm 

#Inverted #PWaves #cardiology #diagnosis #ekg #ecg #electrocardiogram #differential
Inverted P Waves ... : (A) Ectopic atrial ... #cardiology #diagnosis ... #ekg #ecg #electrocardiogram ... #differential #
Classic Digoxin-Associated Arrhythmias
 • Atrial fibrillation with an unusually slow ventricular response
 • Atrial Fibrillation with
Tachycardia with ... 2:1 AV Block • ... Bidirectional Ventricular Tachycardia ... Arrhythmias #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Hallmark ECG features of Ventricular Tachycardia (VT)
AV indicates atrioventricular; LAD, left axis deviation; LBBB, left bundle
Hallmark ECG features ... (VT) AV indicates ... block; RWPT, R wave ... #Electrocardiogram ... #Diagnosis #Cardiology
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Anatomical Differential ... Syndrome (SSS) • AV ... ) • AV node: AV ... Arrhythmias #Anatomical #Differential ... Diagnosis #Causes #cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... 3 different P waves ... cells can function ... #electrocardiogram ... #cardiology #differential
Multifocal Atrial Tachycardia (MAT) on EKG
 • Heart rate > 100 bpm (usually 100-150 bpm)
 •
Multifocal Atrial ... Tachycardia (MAT ... At-least 3 distinct P-wave ... #cardiology #EKG ... #ECG #Electrocardiogram
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
Digoxin effect on Electrocardiogram ... - Decreases AV ... fibrillation and atrial ... or biphasic T waves ... #EKG #Cardiology
Narrow Complex Tachycardias (Simplified)

Irregular Narrow Complex Tachycardia:
 1. Atrial fibrillation
	- Usually the correct answer
 2. Multifocal
Atrial fibrillation ... Multifocal Atrial ... 3 different P wave ... #differential # ... diagnosis #causes #cardiology
Second Degree Heart Block, Mobitz Type I (Wenckebach)

P waves and QRS complexes are normal but... 
•
Wenckebach) P waves ... non-conducted P wave ... always within the AV ... HeartBlock #Diagnosis #Cardiology ... #EKG #ECG #Electrocardiogram
Tachyarrhythmia Framework - Differential Diagnosis
 • Narrow QRS - Regular Rhythm: Sinus tachycardia, AVNRT, Orthodromic AVRT,
Tachycardia, Atrial ... flutter w/ variable AV ... with variable AV ... #Differential # ... Diagnosis #cardiology