14 results
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
w/ BBB (3) SVT ... flutter (3) SVTs ... 3 different P waves ... #EKG #diagnosis ... electrocardiogram #cardiology #differential
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Anatomical Differential ... blocks (1°, 3° and Type ... blocks (1°, 3°, and Type ... ) • AV node: AV ... Arrhythmias #Anatomical #Differential
Cannon A Waves on Neck Examination

Cannon a waves! Notice that it occurs randomly, not predictably w/
Neck Examination ... AV dissociation ... dual-chamber PPM set ... for DDI and an atrial ... tachycardia much
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Subepicardial atrial ... elevation: Differential ... aVR • Classic EKG ... tachycardia (SVT ... #differential #
Tachycardia - Differential Diagnosis and Management - Narrow vs Wide, Regular vs Irregular
Narrow - Regular:
Use P
Tachycardia - Differential ... • SVT. 140-280 ... • Atrial Flutter ... • MAT. 3 types ... • DDx: SVT +
Atrioventricular (AV) Blocks

First Degree AV Block - "If your R is far from your P than
Block - Mobitz Type ... , longer, longer ... independently of the atria ... and the rate is set ... #ekg #diagnosis
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... interval < 120 ms = AV ... (e.g. ectopic atrial ... • 2° Block Type ... • 2° Block Type
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
SVT - Wide Tachycardias ... (> 160ms) - AV ... nadir of the S-wave ... #Comparison #VentricularTachycardia ... #Versus #ecg #ekg
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
Nodal Reentrant Tachycardia ... - Premature atrial ... depolarizes the atria ... ECG usually shows ... Pathophysiology #cardiology #SVT
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
Palpitations - Differential ... in the chest or neck ... exam • 12-lead ECG ... Arrhythmias: • SVT ... Palpitations #Cardiology #Differential