38 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Multifocal Atrial ... morphologies: • Rate ... #Multifocal #Atrial ... Cardiology #Diagnosis #ECG ... #EKG #Management
ECG Cheat Sheet

ECG rapid view: It is organized roughly how one would typically read an ECG.
ECG Cheat Sheet ... ECG rapid view ... typically read an ECG ... another doctor: Rate ... , Hypertrophy (atrial
Multifocal Atrial Tachycardia (MAT) on EKG
 • Heart rate > 100 bpm (usually 100-150 bpm)
 •
Multifocal Atrial ... Tachycardia (MAT) on EKG ... • Heart rate ... MAT #Multifocal #Atrial ... #ECG #Electrocardiogram
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
conduction Uses: - Atrial ... fibrillation and atrial ... flutter (rate control ... Digoxin effect on ECG ... Cardiology #Digitalis #ECG
Atrial Fibrillation and WPW - Pre-Excitation AFib
In pre-excitation + a-fib with RVR:
 • All AV nodal
Atrial Fibrillation ... contraindicated • For rate ... EricsMedicalLectures/ #Atrial ... PreExcitation #clinical #ecg ... #ekg #electrocardiogram
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
convert - Possible atrial ... flutter, ectopic atrial ... (e.g., diltiazem ... Rhythm: • Probable atrial ... (e.g., diltiazem
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
Cheat Sheet 1) Rate ... (e.g. ectopic atrial ... • Saw-Tooth = Atrial ... proportional to heart rate ... Interpretation #ECG
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
High rate in <1 ... Serial EKGS in pts ... Wellens #Sign #EKG ... #ECG #Electrocardiogram
Multifocal (or multiform) atrial tachycardia (MAT) is an abnormal heart rhythm, specifically a type of supraventricular
(or multiform) atrial ... called multifocal atrial ... (if the heart rate ... termed multifocal atrial ... Clinical #MedStudent #EKG
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
• As the heart rate ... • The heart rate ... Wandering Atrial ... cardiology #diagnosis #ekg ... #ecg #electrocardiogram