11 results
Classic Digoxin-Associated Arrhythmias
 • Atrial fibrillation with an unusually slow ventricular response
 • Atrial Fibrillation with
Complete Heart Block and ... Accelerated Escape Rhythm ... • Atrial Tachycardia ... with 2:1 AV Block ... #ecg #ekg #electrocardiogram
Almost any type of cardiac arrhythmia is seen in digitalis toxic­ity. However, type II second-degree atrioventricular
junctional rhythm ... tachycardia with ... The various ECG ... #Diagnosis #Cardiology ... #EKG #ECG #Digoxin
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Regular Rhythm: ... - Observe and ... Control rate with AV ... #Treatment #management ... #cardiology #algorithm
Multifocal Atrial Arrhythmias on ECG
Multifocal atrial rhythm & Multifocal atrial tachycardia
ECG Recognition:
 • Variable P wave
Arrhythmias on ECG ... atrial tachycardia ... Irregular P P, RR and ... not gradual in contrast ... #rhythm #tachycardia
Multifocal Atrial Rhythm vs Wandering Atrial Pacemaker
Mutifocal Atrial Rhythm / Multifocal Atrial Tachycardia:
Belong to a group
Atrial Tachycardia ... , in sharp contrast ... to AV dissociation ... #Rhythm #tachycardia ... #ekg #ecg #electrocardiogram
Atrial Fibrillation (A-Fib) Summary

Symptoms:
• Palpitations, light-headedness, dizziness, dyspnea, exercise intolerance, chest pain, near-syncope, syncope.

Why?
Cardiac:
	• Valvular heart
Irregular wide-complex tachycardia ... thrombus • Digoxin ... cardioversion 2. ... AFib #diagnosis #management ... #cardiology
Negative Contrast Effect in Right Atrium - Differential Diagnosis
1. Small secundum ASD or PFO with left
Negative Contrast ... Small secundum ASD ... to right shunt 2. ... echocardiogram #s4c ... #pocus #bubble
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
Brady Management ... relationship (2: ... QRS • Atrial ... electrocardiogram #ecg ... #cardiology
Double Shunt on Echocardiogram
What do you see on this saline contrast study, in a patient with
Early transit of bubbles ... = PFO 2. ... >LAP as atrial septum ... stretched PFO or ASD ... clinical #pocus #a4c
Pacemaker Operating Modes
1 - Chamber paced
     A (atrium), V (ventricle), D (dual/both)
2
D (dual/both) 2 ... the heart • AV ... pacemaker-mediated tachycardia ... changes in heart rhythm ... #management