26 results
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
(3) SVTs - atrial ... 3 different P waves ... (2) Sick Sinus Syndrome ... #EKG #diagnosis ... electrocardiogram #cardiology #differential
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Anatomical Differential ... Diagnosis for Arrhythmias ... bradycardia, Sick Sinus Syndrome ... blocks (1°, 3° and Type ... blocks (1°, 3°, and Type
Brugada syndrome Types 1, 2 and 3

There are three types of ECG presentations, referred to as
most typical (and diagnostic ... of the second R-wave ... #Diagnosis #ECG ... #EKG #Brugada #Syndrome ... #Comparison #Types
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
interval < 120 ms = AV ... (e.g. ectopic atrial ... • 2° Block Type ... WolffParkinson-White syndrome ... Electrocardiogram #cardiology #diagnosis
Atrioventricular (AV) Blocks

First Degree AV Block - "If your R is far from your P than
Block - Mobitz Type ... , longer, longer ... Block - Mobitz Type ... independently of the atria ... #ekg #diagnosis
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
P and QRS • Atrial ... • Block in AV ... #HeartBlocks #Types ... degrees #summary #Diagnosis ... #EKG #electrocardiogram
Cannon A waves during AVNRT on Physical Exam
In AVNRT, the atria and ventricles contract nearly simultaneously
In AVNRT, the atria ... EKG of the same ... are enough to diagnose ... excludes other differentials ... JVP #Cardiology #Neck
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
the presence of AV ... Wandering Atrial ... Arrhythmia #cardiology #diagnosis ... #ekg #ecg #electrocardiogram ... variants #clinical #comparison
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
ECGs - Syncope Syndromes ... assoc with 1K, AV ... #ECG #EKG #Checklist ... #diagnosis #cardiology ... electrocardiogram #differential
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
Equivalents on ECG ... J point • De Winter ... syndrome - J-point ... #EKG #diagnosis ... #differential #