9 results
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Arrhythmias - Differential ... AVNRT • AVRT ... interval) • AFib ... tachyarrhythmias #Cardiology ... Diagnosis #Algorithm #causes
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... w/ BBB (3) SVT ... abberancy - N B Afib ... SVTs - atrial/junctional ... electrocardiogram #cardiology
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Flutter (AFL), ... tachycardia (AVRT ... Fibrillation (V-Fib ... Differential #Diagnosis #Causes ... #cardiology
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... Acute myocardial ... • Predictor of arrhythmia ... #AVR #leadAVR #ecg ... #differential #cardiology
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
exam • 12-lead ECG ... flutter, or atrial ... or AVRT • Standing ... /Vfib/Afib/WPW) ... #Palpitations #Cardiology
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
EKG in Acute Pulmonary ... evaluating for other causes ... Arrhythmia* (e.g ... in relation to ECG ... Changes • STE in aVR
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
- Decreases AV ... nodal conduction Uses ... and atrial flutter ... : - Scooping ST ... #Cardiology #Digitalis
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
(e.g. ectopic atrial ... Waves/Fibrillary = afib ... Flutter PR Interval ... Dominant R wave in aVR ... Electrocardiogram #cardiology
This infographic provides a mnemonic tool called “WOBBLER” for assessing an ECG (electrocardiogram) in cases of
evaluate potential causes ... WOBBLER: Each letter ... pathway that can cause ... arrhythmias ... #cardiology #differential