12 results
Almost any type of cardiac arrhythmia is seen in digitalis toxic­ity. However, type II second-degree atrioventricular
atrioventricular (AV) block ... seen are sinus bradycardia ... first-degree AV block ... Complete heart block ... sino-atrial (SA) block
Classic Digoxin-Associated Arrhythmias
 • Atrial fibrillation with an unusually slow ventricular response
 • Atrial Fibrillation with
Digoxin-Associated Arrhythmias ... unusually slow ventricular ... Complete Heart Block ... Tachycardia with 2:1 AV Block ... #ekg #electrocardiogram
Bradycardia - Differential Diagnosis Framework and Management
Narrow Complex Bradycardia:
 • Regular: Sinus Bradycardia, AFib w/ AV
, AFib w/ AV Block ... Irregular: Sinus Arrhythmia ... w/ Variable AV Block ... , Mobitz I AV Block ... SVT WI Wide QRS, Ventricular
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
abberancy - N B Afib ... - w/ variable block ... (3) SA node block ... - Proximal AV block ... #EKG #diagnosis
The JT Interval and Pro-Arrhythmic Risk
Measured from the J-point to the end of the T-wave, the
Interval and Pro-Arrhythmic ... Bundle Branch Block ... Bundle Branch Block ... JTInterval #QTc #electrocardiogram ... pathophysiology #ekg
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Arrhythmias - Differential ... bpm) • Sinus Bradycardia ... Syndrome • SA Block ... • AV Block (ISt ... interval) • AFib
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
Phasic Sinus Arrhythmia ... presence of AV block ... cardiology #diagnosis #ekg ... #ecg #electrocardiogram ... variants #clinical #comparison
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
with variable block ... atrioventricular block ... supraventricular or ventricular ... tachycardia • Ventricular ... /Afib/WPW) • Loss
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
Waves/Fibrillary = afib ... Interval: • 1° Block ... >200ms • 2° Block ... loss of P • 2° Block ... • 3° Complete Block
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
Phasic Sinus Arrhythmia ... presence of AV block ... cardiology #diagnosis #ekg ... #ecg #electrocardiogram ... variants #clinical #comparison