8 results
Pacemaker Placement Indications
Class I:
 • Third degree block
 • Advanced 2nd degree block
 • Symptomatic Mobitz
Pacemaker Placement ... with syncope • ... arrest, prolonged PR ... BrighamMedRes #Pacemaker ... #Indications #PPM
Third Degree AV Block aka Complete Heart Block
 • In sinus rhythm with complete AV block,
, the PP and RR ... • The PR interval ... by a junctional pacemaker ... an infra-Hisian pacemaker ... ThirdDegree #3rd #AVBlock
Syncope - Differential Diagnosis Algorithm
Neurocardiogenic:
 • Vasovagal
 • Orthostatic Hypotension
 • Autonomic Neuropathy
 • Situational (micturition,
Syncope - Differential ... Diagnosis Algorithm ... /3rd degree AV Block ... • Pacemaker ... Tachy-Brady Syndrome #Syncope
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
PR interval ... There is constant PR ... • The PR interval ... by a junctional pacemaker ... an infra-Hisian pacemaker
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
The P wave and PR ... normal • The PP ... presence of AV block ... Wandering Atrial Pacemaker ... several cycle the pacemaker
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
II (3) 60-100 bpm ... Intervals - PR ... ) - HiPR: AV block ... ectopic atrial pacemaker ... leads rsr'), V-pacemaker
Pacemaker Indications
Class I
 • Symptomatic sinus node dysfunction
 • 3° AV or type 2 2° AV
Pacemaker Indications ... or type 2 2° AV block ... • Syncope of ... EricsMedicalLectures/featured #Pacemaker ... #PPM #indications
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
The P wave and PR ... normal • The PP ... presence of AV block ... Wandering Atrial Pacemaker ... several cycle the pacemaker