18 results
Classic Digoxin-Associated Arrhythmias
 • Atrial fibrillation with an unusually slow ventricular response
 • Atrial Fibrillation with
Arrhythmias • Atrial ... Tachycardia with 2:1 ... AV Block • Bidirectional ... Arrhythmias #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Wolff-Parkinson-White Syndrome

WPW is a congenital abnormality characterized by an abnormal accessory conduction pathway between the atria
pathway between the atria ... QRS interval on EKG ... is ablation. 1 ... #ECG #EKG #Electrocardiogram ... #Clinical #Diagnosis
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
Specific for critical ... High rate in <1 ... Serial EKGS in pts ... Wellens #Sign #EKG ... #ECG #Electrocardiogram
1. "Sinus Tach" at ~150 bpm is your cue to look for flutter waves
2. Don't trust
1. ... #Clinical #EM #Cardiology ... #ECG #Atrial #Flutter
Multifocal Atrial Arrhythmias on ECG
Multifocal atrial rhythm & Multifocal atrial tachycardia
ECG Recognition:
 • Variable P wave
Arrhythmias on ECG ... tachycardia ECG ... because one of the bundle ... #diagnosis #ekg ... electrocardiogram #clinical
Atrioventricular (AV) Blocks

First Degree AV Block - "If your R is far from your P than
below AV node (His bundle ... independently of the atria ... (AV node, His Bundle ... heart #heartblock #cardiology ... #ecg #ekg #diagnosis
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
Endocarditis Summary ... Libman Sacks) • Atrial ... Paradoxical emboli via ASD ... ↑ ESR, CRP • EKG ... diagnosis #management #cardiology
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
arrhythmia syndromes (e.g ... Hypokalemia • Bundle ... Intermediate burden: >1 ... 300 = NSVT EKG ... capture of the atria
Negative Contrast Effect in Right Atrium - Differential Diagnosis
1. Small secundum ASD or PFO with left
Effect in Right Atrium ... Differential Diagnosis 1. ... Small secundum ASD ... #clinical #echocardiogram ... #s4c #pocus #bubble
This is a parasternal long axis view of a young patient presenting with 3 days of
x-ray and and ECG ... the OR in under 1 ... root, and left atrium ... Northwestern University #Clinical ... #EM #Radiology