11 results
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG ... widened QRS and QTc ... #AVR #leadAVR #ecg ... #electrocardiogram ... #differential #cardiology
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
(e.g. ectopic atrial ... WolffParkinson-White syndrome ... Interpretation #ECG ... #Electrocardiogram ... #cardiology #diagnosis
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 ... waves - Short QT ... #EKG #Cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
Approach to ECGs ... (2) Sick Sinus Syndrome ... 200ms from longer pause ... #electrocardiogram ... #cardiology #differential
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
Wandering Atrial ... Sinus #Arrhythmia #cardiology ... #ecg #electrocardiogram ... #variants #clinical ... #comparison
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... depression in aVR ... voltage Other Causes ... differential #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
Wandering Atrial ... Sinus #Arrhythmia #cardiology ... #ecg #electrocardiogram ... #variants #clinical ... #comparison
Multifocal Atrial Rhythm vs Wandering Atrial Pacemaker
Mutifocal Atrial Rhythm / Multifocal Atrial Tachycardia:
Belong to a group
electrocardiographic criteria ... dominant pacemaker focus ... wap #diagnosis #cardiology ... #ekg #ecg #electrocardiogram ... #comparison
Pulmonary Embolism on ECG 

Mid 30's female with chest pain/dyspnea.  Triage EKG (no prior).
See thread for POCUS ... leads (II, III, AVF ... seen in 34% of cases ... #EKG #Electrocardiogram ... #clinical #cardiology
This infographic provides a mnemonic tool called “WOBBLER” for assessing an ECG (electrocardiogram) in cases of
(electrocardiogram ... segment • Epsilon #clinical ... QT syndrome, both ... Clinical Utility ... #cardiology #differential