13 results
Mobitz Type I (Wenckebach Phenomenon) 2nd Degree AV Block on EKG
 • P-R interval gradually increases
on EKG • P-R ... to 6:5 in this ECG ... #cardiology #EKG ... #ECG #Electrocardiogram ... #labeled #clinical
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
presence of AV block ... Wandering Atrial ... #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 ... #Highgrade #AVBlock ... Advanced #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
presence of AV block ... Wandering Atrial ... #diagnosis #ekg ... #ecg #electrocardiogram ... #variants #clinical
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... junction origin (e.g ... (e.g. ectopic atrial ... @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 ... concerning variant ... #cardiology #ekg ... #ecg #diagnosis
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
exam • 12-lead ECG ... failure • Mitral valve ... Valvular disease (e.g ... ., aortic insufficiency ... Mechanical prosthetic valve
Endocarditis Summary

Who?
Infectious:
• Pre-existing valvular disease
• Prosthetic valve
• Congenital heart disease
• IV substance use
• IV catheter
• Recent
• Prosthetic valve ... CA • Involves aortic ... Libman Sacks) • Atrial ... ↑ ESR, CRP • EKG ... , annular or aortic
Causes of ST Segment Elevation - Differential Diagnosis Framework

STEMI:
 • Upsloping convex STE: "Pardee's sign" +
Bundle Branch Block ... Elevation of Normal Variant ... Post-cardioversion • Acute aortic ... differential #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Preoperative Risk Evaluation

Major Pre-Op Questions:
1. Does the patient have any modifiable risk factors that could be
indicated • EKG ... Obtain EKG if: ... Change in clinical ... risk (>5%): - Aortic ... Severe Aortic stenosis