9 results
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Arrhythmias - Differential ... AVNRT • AVRT ... interval) • AFib ... aberrancy #Arrhythmias ... tachyarrhythmias #Cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... w/ BBB (3) SVT ... SVTs - atrial/junctional ... bradyarrhythmia #ECG ... electrocardiogram #cardiology
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Diagnosis for Arrhythmias ... Flutter (AFL), ... Fibrillation (V-Fib ... , VF) #Arrhythmias ... Diagnosis #Causes #cardiology
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
- Decreases AV ... flutter (rate control ... : - Scooping ST ... #Cardiology #Digitalis ... #ECG
Supraventricular Tachycardia (SVT) - Differential Diagnosis Framework and Management

Regular SVT: Sinus Tachycardia, AVNRT, AVRT, Atrial Flutter,
Tachycardia, AVNRT, AVRT ... , Atrial Flutter ... Tachycardia w/ PACs, AFIb ... BP: Amiodarone, Digoxin ... Diagnosis #Management #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
EKG in Acute Pulmonary Embolism
The sensitivity and specificity for EKG findings in acute PE are low.
EKG
EKG in Acute Pulmonary ... Arrhythmia* (e.g ... in relation to ECG ... Changes • STE in aVR ... #diagnosis #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 Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
(e.g. ectopic atrial ... Waves/Fibrillary = afib ... Flutter PR Interval ... Interpretation #ECG ... Electrocardiogram #cardiology