43 results
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... Cheat Sheet 1) ... Interval: • 1° ... (1 mm) wide > ... @AmyChung #EKG
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
segment at (or 40-60 ms ... , often with 1-2 ... with R/S ratio > 1 ... #EKG #diagnosis ... #differential #
Wolff-Parkinson-White Syndrome

WPW is a congenital abnormality characterized by an abnormal accessory conduction pathway between the atria
out for a delta wave ... QRS interval on EKG ... The definitive treatment ... is ablation. 1 ... complex (Delta wave
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
Pathologic Q - 1/ ... in 2 leads or 1 ... downgoing ST or 1 ... #EKG #diagnosis ... Interpretation #differential
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
non-conducted P wave ... Non-conducted P waves ... relationship (2:1 ... or 3:1 block) ... summary #Diagnosis #EKG
Approach to ECGs - Syncope Syndromes
Electrolytes
 • ↑K - brady, peak T, wide QRS, no P,
withlK Brugada 1 ... Coved STE >2mm in >1 ... strain (neg TV 1- ... #EKG #Checklist ... electrocardiogram #differential
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
100 Wide (1) ... 3 different P waves ... bradyarrhythmia #ECG ... #EKG #diagnosis ... electrocardiogram #cardiology #differential
Inflammatory Joint Pain - Differential Diagnosis Algorithm 
Monoarticular
 • Gout (Podagra, Tophi)
 • Pseudogout
 • Early
Inflammatory Joint Pain - Differential ... • Reactive (e.g ... Oligoarticular (1- ... Inflammatory #JointPain #MSK ... #Differential #
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
1. ... ST elevation: Differential ... prominent terminal R wave ... electrocardiogram #diagnosis #ekg ... #differential #
Hypotension in Anesthesiology - Differential Diagnosis and Management 

Initial checklist: 
 - Verify BP (e.g. surgeon
Anesthesiology - Differential ... - Verify BP (e.g ... Inform surgeon (ask ... compression) Initial treatment ... Anesthesiology #Differential