21 results
Accelerated Idioventricular Rhythm (AIVR) on EKG
 • Regular rhythm with wide. 
 • QRS complexes >120
• Heart rate ... #Rhythm #AIVR #diagnosis ... #cardiology #EKG ... #ECG #Electrocardiogram ... #clinical
Multifocal Atrial Tachycardia (MAT) on EKG
 • Heart rate > 100 bpm (usually 100-150 bpm)
 •
• Heart rate ... #Tachycardia #diagnosis ... #cardiology #EKG ... #ECG #Electrocardiogram ... #labeled #clinical
66 yo with syncope - Ventricular Tachycardia

This ECG shows a wide-complex tachycardia in a right bundle
tachycardia in a right ... establish the diagnosis ... VentricularTachycardia #Clinical ... #Cardiology #ECG ... #EKG #Electrocardiogram
Dextrocardia on EKG
 • Limb leads look like LA ←→ RA transposition
 • V1 ←→ V2
Dextrocardia on EKG ... V6 look like "right ... #ECG #electrocardiogram ... #cardiology #diagnosis ... #clinical
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
Specific for critical ... High rate in <1 ... Wellens #Sign #EKG ... #ECG #Electrocardiogram ... #Diagnosis #Cardiology
The JT Interval and Pro-Arrhythmic Risk
Measured from the J-point to the end of the T-wave, the
- Right Bundle Branch ... with QRS ≥120 ms ... JTInterval #QTc #electrocardiogram ... #pathophysiology ... #ekg #ecg #cardiology
Hyperkalemia on EKG
"Mild" Hyperkalemia
 • Peaked, narrow-based T Waves
 • Double counting of HR by EKG
Hyperkalemia on EKG ... concentration, the rate ... #ECG #electrocardiogram ... #cardiology #diagnosis ... #clinical
Approach to ECGs
Check
 - Age, gender, name
 - 25mm/s; 10mm/mV
 - 1mm = 40ms; 0.1 mV
Rate
Approach to ECGs ... Short QT <300-360 ms ... #EKG #diagnosis ... #electrocardiogram ... #cardiology #interpretation
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
Cheat Sheet 1) Rate ... in leads V1-3 (Right ... proportional to heart rate ... #Electrocardiogram ... #cardiology #diagnosis
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
• As the heart rate ... Sinus #Arrhythmia #cardiology ... #diagnosis #ekg ... #ecg #electrocardiogram ... #variants #clinical