13 results
Classic Digoxin-Associated Arrhythmias
 • Atrial fibrillation with an unusually slow ventricular response
 • Atrial Fibrillation with
Arrhythmias • Atrial ... ventricular response • Atrial ... Complete Heart Block and ... Escape Rhythm • Atrial ... :1 AV Block • Bidirectional
Pacemaker Operating Modes
1 - Chamber paced
     A (atrium), V (ventricle), D (dual/both)
2
paced A (atrium ... sensed or paced atrial ... Post-ventricular atrial ... during which an atrial ... sensed by the atrial
Pacemaker
There are different types of cardiac pacemakers.
Here we see a pacemaker with one lead in the
lead in the right atrium ... and another in ... Pacing both ventricles ... #Clinical #Radiology ... #CXR #Biventricular
Multifocal Atrial Rhythm vs Wandering Atrial Pacemaker
Mutifocal Atrial Rhythm / Multifocal Atrial Tachycardia:
Belong to a group
Multifocal Atrial ... Atrial Rhythm / ... Tachycardia: Belong ... #Rhythm #tachycardia ... wap #diagnosis #cardiology
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
Paroxysmal AF, atrial ... flutter, or atrial ... Arrhythmias: • Atrial ... • Multifocal atrial ... valve prolapse • Pacemaker-mediated
Pacemaker Timing Settings
 • Lower rate limit (50-60 bpm) - The lowest rate at which the
sensed or paced atrial ... Post-ventricular atrial ... during which an atrial ... sensed by the atrial ... tachycardia)
Cannon A Waves on Neck Examination

Cannon a waves! Notice that it occurs randomly, not predictably w/
AV block, or, as ... (asynchronous) pacing ... PPM set for DDI and ... an atrial tachycardia ... Clinical #Video #Cardiology
Atrial Fibrillation (A-Fib) Summary

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

Why?
Cardiac:
	• Valvular heart
Atrial Fibrillation ... risk factors Atrial ... left atria, the ... identify left atrial ... test for DM Atrial
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
: WPW, ectopic atrial ... pacemaker - QRS ... leads rsr'), V-pacemaker ... hypo K, hypo Mg, congenital ... electrocardiogram #cardiology
Giant dilated left atrium on Echocardiogram (a4c)
It belongs to a 92-year old lady with a history
Giant dilated left atrium ... a pacemaker. ... ASD with R/L shunting ... dilated #left #atrium ... Echocardiogram #clinical #cardiology