20 results
Second degree AV Block type II (aka Mobitz II)
 • There is constant PR interval (normal
constant PR interval (normal ... • The QRS complex ... Second #Degree #AVBlock ... Type2 #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Second Degree Heart Block, Mobitz Type I (Wenckebach)

P waves and QRS complexes are normal but... 
•
Second Degree Heart Block ... waves and QRS complexes ... are normal but ... HeartBlock #Diagnosis #Cardiology ... #EKG #ECG #Electrocardiogram
Second Degree Heart Block, Mobitz Type II

• p waves are normal 
• QRS complexes are usually
• p waves are normal ... • QRS complexes ... bundle branch block ... HeartBlock #Diagnosis #Cardiology ... #EKG #ECG #Electrocardiogram
Myocarditis
Diagnosis 
• Endomyocardial biopsy (gold standard, rarely performed) 
• Clinical presentation 
• Cardiovascular MRI 
Clinical 
•
• Chest pain, pericarditis ... summation gallop • Abnormal ... ECG, echocardiogram ... Dysrhythmia, heart block ... Diagnosis #Management #Cardiology
Deep T Wave Inversions - Differential
Normal variants 
  A. Juvenile T wave pattern
Differential Normal ... bundle branch block ... Differential #Diagnosis #Causes ... #Cardiology #ECG ... #EKG #Electrocardiogram
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... junction origin (e.g ... within the atria (e.g ... @AmyChung #EKG ... Interpretation #ECG
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
(AV blocks) - ECG ... group-beating" on the ECG ... atrioventricular #blocks #AVBlock ... #cardiology #ekg ... #ecg #diagnosis
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
PR interval are normal ... intervening QRS complex ... presence of AV block ... #diagnosis #ekg ... #ecg #electrocardiogram
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
arrhythmia syndromes (e.g ... heart disease Causes ... Bundle branch block ... 300 = NSVT EKG ... (≥ 0.12s) with abnormal
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Causes of ST Segment ... depression Pericarditis ... ST Elevation of Normal ... voltage Other Causes ... #ecg #ekg #electrocardiogram