10 results
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
bradycardia ... arrest - escape rhythms ... - ventricular pacemaker ... bradyarrhythmia #ECG ... #electrocardiogram
Second degree AV Block 2:1
 • During sinus rhythm, 2 to 1 AV block manifest as
2:1 • During sinus ... rhythm, 2 to 1 ... #degree #2nd #AVBlock ... #2to1 #ecg #diagnosis ... #ekg #electrocardiogram
Hyperkalemia on EKG
"Mild" Hyperkalemia
 • Peaked, narrow-based T Waves
 • Double counting of HR by EKG
QRS widening • Sinus ... bradycardia • ... of conduction block ... • "Sine wave" rhythm ... #ECG #electrocardiogram
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
is gradual and rhythmic ... presence of AV block ... Wandering Atrial Pacemaker ... several cycle the pacemaker ... #ecg #electrocardiogram
Third Degree AV Block aka Complete Heart Block
 • In sinus rhythm with complete AV block,
• In sinus rhythm ... by a junctional pacemaker ... ThirdDegree #3rd #AVBlock ... #ecg #diagnosis ... #electrocardiogram
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
is gradual and rhythmic ... presence of AV block ... Wandering Atrial Pacemaker ... several cycle the pacemaker ... #ecg #electrocardiogram
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
QRS in 6s x 10 Rhythm ... ) - HiPR: AV block ... ectopic atrial pacemaker ... #electrocardiogram ... #cardiology #interpretation
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
• In sinus rhythm ... by a junctional pacemaker ... an infra-Hisian pacemaker ... atrioventricular #blocks #AVBlock ... #electrocardiogram
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... in 10s x 6 2) Rhythm ... hypokalaemia or bradycardia ... #Interpretation ... #ECG #Electrocardiogram
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
exam • 12-lead ECG ... Heart Rate and Rhythm ... Rapid and regular rhythms ... and irregular rhythms ... valve prolapse • Pacemaker-mediated