24 results
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
presence of AV block ... Wandering Atrial ... Arrhythmia #cardiology #diagnosis ... #ekg #ecg #electrocardiogram ... #variants #clinical
Deep T Wave Inversions - Differential
Normal variants 
  A. Juvenile T wave pattern
Differential Normal variants ... bundle branch block ... #Differential #Diagnosis ... #Causes #Cardiology ... #ECG #EKG #Electrocardiogram
Wellens' Sign: LAD-T Wave Inversion 
Life threatening T wave inversions in precordial leads. Often V2-V3 
Specific
Specific for critical ... anterior wall MI ... Serial EKGS in pts ... #ECG #Electrocardiogram ... #Diagnosis #Cardiology
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
presence of AV block ... Wandering Atrial ... Arrhythmia #cardiology #diagnosis ... #ekg #ecg #electrocardiogram ... #variants #clinical
High-grade AV Block aka Advanced AV Block
 • During sinus rhythm, when 2 or more P
• This is a clinically ... concerning variant ... #Advanced #diagnosis ... #cardiology #ecg ... #ekg #electrocardiogram
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
(3) SVTs - atrial ... 200ms from longer pause ... bradyarrhythmia #ECG ... #EKG #diagnosis ... #electrocardiogram
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
(e.g. ectopic atrial ... Invert III normal variant ... Interpretation #ECG ... #Electrocardiogram ... #cardiology #diagnosis
Myocarditis
Diagnosis 
• Endomyocardial biopsy (gold standard, rarely performed) 
• Clinical presentation 
• Cardiovascular MRI 
Clinical 
•
Myocarditis Diagnosis ... Cardiovascular MRI ... Clinical • ... gallop • Abnormal ECG ... Dysrhythmia, heart block
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
(AV blocks) - ECG ... group-beating" on the ECG ... concerning variant ... #cardiology #ekg ... #ecg #diagnosis
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
Brady Management ... P and QRS • Atrial ... degrees #summary #Diagnosis ... #EKG #electrocardiogram ... #ecg #cardiology