36 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 #
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
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
Demyelinating Diseases - Differential Diagnosis
 • Inflammatory: MS, ADEM, NMO, Paraneoplastic, Sjogren's, Polyarteritis nodosa, SLE
 •
Demyelinating Diseases - Differential ... Inflammatory: MS ... Neurosyphilis, PML, HTLV-1 ... Demyelinating #Diseases #Differential ... Diagnosis #causes #neurology
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 ... aVR • Classic EKG ... prominent terminal R wave ... #differential #
Primary and Secondary Headaches - Red Flags and Differential Diagnosis
Red Flags (SNOOP):
S - Systemic		
N - Neurologic
Red Flags and Differential ... Systemic N - Neurologic ... Amy Chung, MD, MSc ... Headaches #diagnosis #differential ... secondary #management #neurology
Causes of Excessive Daytime Sleepiness - Differential Diagnosis Algorithm
Insufficient Sleep
 • Poor Sleep Hygiene
 • Insomnia
Daytime Sleepiness - Differential ... Disorders • Neurologic ... Disorders (Eg. ... Parkinson's, MS) ... Fatigue #Sleepiness #Differential