13 results
Accelerated Idioventricular Rhythm (AIVR) on EKG
 • Regular rhythm with wide. 
 • QRS complexes >120
(AIVR) on EKG ... complexes >120 ms ... #AIVR #diagnosis ... #cardiology #EKG ... #ECG #Electrocardiogram
Normal Sinus Rhythm - ECG Diagnosis
Normal sinus rhythm (NSR) is an impulse that originates in the
- ECG Diagnosis ... • inverted in aVR ... SinusRhythm #nsr #cardiology ... #diagnosis #ekg ... #ecg #electrocardiogram
Algorithm for the Evaluation of Regular, Wide-Complex Tachycardia
1. aVR: Is the initial deflection in aVR positive?
Tachycardia 1. aVR ... AV Dissociation: ... evidence of AV dissociation ... #EKG #Electrocardiogram ... #Diagnosis #Cardiology
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
Dominant R wave in aVR ... all leads except aVR ... de pointes • Short ... #Electrocardiogram ... #cardiology #diagnosis
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
QRS in 6s x 10 Rhythm ... QT <300-360 ms: ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #interpretation
Approach to ECGs - VT vs. SVT - Wide Tachycardias
DDx = VT vs. SVT with BBB
All
is positive in aVR ... 160ms) - AV dissociation ... VentricularTachycardia #Versus #ecg ... #ekg #cardiology ... #diagnosis #electrocardiogram
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
deWinter T waves - starts ... leads with STE in avR ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #STEMI
Multifocal Atrial Rhythm vs Wandering Atrial Pacemaker
Mutifocal Atrial Rhythm / Multifocal Atrial Tachycardia:
Belong to a group
criteria for the diagnosis ... dominant pacemaker focus ... contrast to AV dissociation ... #cardiology #ekg ... #ecg #electrocardiogram
STEMI Equivalents on ECG
 • Conventional STEMI - Elevation of ST segment at (or 40-60 ms
segment at (or 40-60 ms ... ST elevation in aVR ... #EKG #diagnosis ... #differential #cardiology ... #electrocardiogram
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
- Differential Diagnosis ... depression in aVR ... #differential #diagnosis ... #cardiology #ecg ... #ekg #electrocardiogram