40 results
Premature atrial complex (PAC) - ECG Recognition
 • Prematurity and altered P wave morphology.
 • P
complex (PAC) - ... look like the sinus ... premature junctional complex ... #complexes #cardiology ... diagnosis #ekg #ecg #electrocardiogram
ECG changes in Pulmonary Embolism
 - 
Sinus tachycardia 
 - 
Complete or incomplete RBBB 
 -
Embolism - Sinus ... tachycardia - Complete ... V1 - Right atrial ... rotation - Atrial ... AcutePE #HighRisk #Electrocardiogram
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
VT: - No RS complexes ... - Very broad complexes ... Fusion beats - a sinus ... produce a hybrid complex ... cardiology #diagnosis #electrocardiogram
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Algorithm Narrow Complex ... - Regular: • Sinus ... tachycardia Narrow Complex ... conduction Wide-Complex ... aberrancy Wide-Complex
Narrow Complex Tachycardias (Simplified)

Irregular Narrow Complex Tachycardia:
 1. Atrial fibrillation
	- Usually the correct answer
 2. Multifocal
Narrow Complex Tachycardias ... Irregular Narrow Complex ... Atrial fibrillation ... Regular Narrow Complex ... Sinus tachycardia
Atrial trigeminy in which there are two atrial premature contractions (APC's) for every normal sinus complex.
Atrial trigeminy ... there are two atrial ... for every normal sinus ... complex.
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
(<60 bpm) • Sinus ... bpm) - Narrow Complex ... WPW) - Narrow Complex ... Tachycardia - Wide Complex ... aberrancy - Wide Complex
Tachycardia - Differential Diagnosis Framework
Narrow-Complex:
 • Regular: Sinus Tachycardia, Junctional Tachycardia, Atrial Tachycardia, Atrial Flutter, AVRT
Framework Narrow-Complex ... : • Regular: Sinus ... Tachycardia, Atrial ... • Irregular: Atrial ... block) Regular-Complex
The 3 Fates of a Premature Atrial Complex
 • PAC can be conducted with normal QRS
of a Premature Atrial ... Complex • PAC ... diagnosis #ekg #ecg #electrocardiogram ... #premature #atrial ... #complexes
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
4 Variants of Sinus ... encompassing a QRS complex ... intervening QRS complex ... Wandering Atrial ... diagnosis #ekg #ecg #electrocardiogram