16 results
VT versus SVT with Aberration - Interpretation Cheat Sheet

Features favouring VT
● Absence of typical RBBB or
Aberration - Interpretation ... captured beats (normal ... Brugada algorithm ... Aberration #Aberrancy #Comparison ... #Diagnosis #Cardiology
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
- Decreases AV nodal ... conduction Uses ... rate control) - Heart ... : - Scooping ST ... #Cardiology #Digitalis
Approach to ECGs - Ischemia
MI = Biomarkers + ECG or echo/angiogram findings
Pathologic Q - 1/3 height
- Ischemia MI ... = Biomarkers + ECG ... T wave in V1 - normal ... electrocardiogram #cardiology ... #Equivalents #Interpretation
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
exam • 12-lead ECG ... • Bradycardia caused ... Valvular disease (e.g ... Standing up straight after ... #Palpitations #Cardiology
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
PR interval are normal ... is gradual • After ... Sinus #Arrhythmia #cardiology ... #ecg #electrocardiogram ... variants #clinical #comparison
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
EKG Interpretation ... V1 (Invert III normal ... proportional to heart ... #Interpretation ... #cardiology #diagnosis
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
including: • Coronary artery ... of structural heart ... disease Causes ... (≥ 0.12s) with abnormal ... #differential #cardiology
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
Causes include: ... level <100 pg/ml EKG ... distribution • Heart ... function Pulmonary-Artery ... differential #diagnosis #cardiology
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
- Normal conduction ... - In most case ... ECG usually shows ... Pathophysiology #cardiology ... #SVT
The 4 Variants of Sinus Arrhythmia
Phasic Sinus Arrhythmia:
 • The rate increases with respiration and decreases
PR interval are normal ... is gradual • After ... Sinus #Arrhythmia #cardiology ... #ecg #electrocardiogram ... variants #clinical #comparison