24 results
Pacemaker Evaluation Algorithm by Lorne Costello

#Diagnosis #ECG #EKG #Pacemaker #Evaluation #Algorithm #PPM
Pacemaker Evaluation ... Algorithm by Lorne ... #Diagnosis #ECG ... #EKG #Pacemaker ... #PPM
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
(AV blocks) - ECG ... by a junctional pacemaker ... an infra-Hisian pacemaker ... #AVBlock #cardiology ... electrocardiogram #classification
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
1st Degree Heart Block ... Mobitz I Heart Block ... • Block in AV ... HeartBlocks #Types #Classification ... electrocardiogram #ecg
Third Degree AV Block aka Complete Heart Block
 • In sinus rhythm with complete AV block,
Third Degree AV Block ... Complete Heart Block ... with complete AV block ... by a junctional pacemaker ... #ecg #diagnosis
Pacemaker Placement Indications
Class I:
 • Third degree block
 • Advanced 2nd degree block
 • Symptomatic Mobitz
Pacemaker Placement ... • Third degree block ... or 3rd degree block ... Tri-fascicular block ... #Indications #PPM
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
- w/ variable block ... (3) SA node block ... rhythms (5) AV block ... - Proximal AV block ... QRS - Distal AV block
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
II (3) 60-100 bpm ... ) - HiPR: AV block ... ectopic atrial pacemaker ... leads rsr'), V-pacemaker ... #Approach #ECG
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
normal • The PP ... presence of AV block ... Wandering Atrial Pacemaker ... several cycle the pacemaker ... #ecg #electrocardiogram
66 yo with syncope - Ventricular Tachycardia

This ECG shows a wide-complex tachycardia in a right bundle
Tachycardia This ECG ... bundle branch block ... rate about 150 BPM ... -LearnTheHeart ECG ... Clinical #Cardiology #ECG
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Differential Diagnosis Algorithm ... Bradyarrhythmia (<60 bpm ... Syndrome • SA Block ... • AV Block (ISt ... Differential #Diagnosis #Algorithm