15 results
Pacemaker Evaluation Algorithm by Lorne Costello

#Diagnosis #ECG #EKG #Pacemaker #Evaluation #Algorithm #PPM
Pacemaker Evaluation ... Algorithm by Lorne ... #EKG #Pacemaker ... #Evaluation #Algorithm ... #PPM
Pacemaker Operating Modes
1 - Chamber paced
     A (atrium), V (ventricle), D (dual/both)
2
Pacemaker Operating ... paced A (atrium ... sensed or paced atrial ... #PPM #Operating ... #Modes #Pacing
Pacemaker Timing Settings
 • Lower rate limit (50-60 bpm) - The lowest rate at which the
Pacemaker Timing ... sensed or paced atrial ... depolarization before pacing ... sensed by the atrial ... #PPM #Timing #Pacing
Pacemaker
There are different types of cardiac pacemakers.
Here we see a pacemaker with one lead in the
Pacemaker There ... Here we see a pacemaker ... lead in the right atrium ... Pacing both ventricles ... Biventricular #PPM
Multifocal Atrial Rhythm vs Wandering Atrial Pacemaker
Mutifocal Atrial Rhythm / Multifocal Atrial Tachycardia:
Belong to a group
Pacemaker Mutifocal ... and an irregular PP ... Pacemaker: VARIANT ... diagnosis #cardiology #ekg ... #ecg #electrocardiogram
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
normal • The PP ... Wandering Atrial ... Pacemaker: • ... several cycle the pacemaker ... cardiology #diagnosis #ekg
Ectopic atrial rhythm
 • The atrial rate is less than 100 bpm.
 • PR interval within
• The atrial ... less than 100 bpm ... pacemaker is in ... cardiology #diagnosis #ekg ... #ecg #electrocardiogram
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
II (3) 60-100 bpm ... : WPW, ectopic atrial ... pacemaker - QRS ... leads rsr'), V-pacemaker ... #EKG #diagnosis
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Subepicardial atrial ... aVR • Classic EKG ... in aVR > 0.7: ppv ... : AVNRT, AVRT, atrial ... electrocardiogram #diagnosis #ekg
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
normal • The PP ... Wandering Atrial ... Pacemaker: • ... several cycle the pacemaker ... cardiology #diagnosis #ekg