179 results
Pacemaker Operating Modes
1 - Chamber paced
     A (atrium), V (ventricle), D (dual/both)
2
Pacemaker Operating ... paced A (atrium ... depolarization ... after ventricular depolarization ... to an intrinsic depolarization
Antiarrhythmics Pharmacology Summary
Cardiac Conduction Phases:
Phase 0 - Ventricular Depolarization:
 • Na+ channels open leading to a
- Ventricular Depolarization ... • Atrial depolarization ... contraction of atrial ... and magnitude of depolarization ... phase 4 to slow depolarization
Major electrocardiogram findings induced by left ventricular hypertrophy (LVH)
An increase in left ventricular mass augments the
alteration in repolarization ... abnormalities in left atrial ... depolarization ... delay or actual atrial
Comparison between Wandering atrial pacemaker (A) vs multifocal atrial arrhythmia (B)

#WAP #MAR #wandering #atrial #pacemaker #comparison
between Wandering atrial ... pacemaker (A) vs ... multifocal atrial ... MAR #wandering #atrial ... #pacemaker #comparison
WAP - Wandering Atrial Pacemaker #Clinical #Cardiology #MedStudent #EKG #WAP #WanderingAtrialPacemaker #ECGEducator
WAP - Wandering Atrial ... Pacemaker #Clinical
Differential Diagnosis for ST Segment Elevations
 - ACUTE STEMI 
 - PULMONARY EMBOLISM 
 - LBBB
EMBOLISM - LBBB (PACEMAKER ... - BENIGN EARLY REPOLARIZATION
Temporary / External Pacing
 • Transvenous & epicardial pacing are temporary methods of supporting brady- &
permanent implanted pacemaker ... required to trigger depolarization ... to identify a depolarization ... MD @nickmmark #pacemaker
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
tachycardia • Atrial ... tachycardia • Atrial ... Irregular: • Atrial ... • Multifocal atrial ... aberrancy • Pacemaker-facilitated
Pacemaker Timing Settings
 • Lower rate limit (50-60 bpm) - The lowest rate at which the
Pacemaker Timing ... sensed or paced atrial ... depolarization ... after ventricular depolarization ... sensed by the atrial
Cor Triatriatum on Echocardiogram

 - EchoTalk Echocardiography
@echotalk

Cor Triatriatum (or triatrial heart) is a congenital heart defect
where the left atrium ... sinistrum) or right atrium ... resulting in three atrial ... Echocardiogram #A4C #POCUS