66 results
Flecainide Toxicity on ECG

70 year old patient with chronic atrial fibrillation on an antiarrhythmic presented with
patient with chronic atrial ... presented with nausea ... Potassium normal ... #EKG #Electrocardiogram ... #Cardiology #Clinical
Digoxin effect on Electrocardiogram (EKG)
Digoxin is a cardiac glycoside from the foxglove leaf
Mechanism
 - Inhibits Na-K
- Decreases AV nodal ... conduction Uses ... : - Atrial fibrillation ... and atrial flutter ... #Cardiology #Digitalis
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Anatomical Differential ... tachycardia (AVRT), AV nodal ... Arrhythmias #Anatomical #Differential ... #Diagnosis #Causes ... #cardiology
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Causes of Tachycardia ... - Differential ... flutter • AV nodal ... #Tachycardia #Differential ... #cardiology
EKG Interpretation Cheat Sheet
1) Rate 
 - Regular - Count-Off 
 - Irregular - Count number
(e.g. ectopic atrial ... T Waves: • Normal ... V1 (Invert III normal ... @AmyChung #EKG ... Electrocardiogram #cardiology
Visual Guide to AV Nodal Reentrant Tachycardia (AVNRT) - Pathophysiology
 - Dual AV nodal physiology is
Tachycardia (AVNRT) - Pathophysiology ... - Normal conduction ... - In most case ... ECG usually shows ... #cardiology #SVT
Junctional Rhythms - Junctional rhythm describes an abnormal heart rhythm resulting from impulses coming from a
rhythm describes an abnormal ... coming from a locus ... junction" between atria ... #Cardiology #MedStudent ... #EKG #Junctional
Venous Thrombosis vs Arterial Thrombosis - Differential Diagnosis Framework

VENOUS THROMBOSIS

 • Acquired Risk Factors:
	- >48 hours
Thrombosis - Differential ... • Drugs: - Oral ... thrombus - atrial ... coagulation and other causes ... #pathophysiology
Wolff–Parkinson–White syndrome (WPW) is one of several disorders of the electrical system of the heart that
WPW is caused by ... pathway between the atria ... #Pathophysiology ... #Diagnosis #Cardiology ... #MedStudent #EKG
Non-lschemic Causes of Cardiogenic Shock:

Beta-Blockers, Calcium Channel Blockers, Digoxin 

Myocarditis 

Cardiomyopathies (sarcoidosis, amyloidosis, Takatsubo, 
hemochromatosis) 

Valvular
Non-lschemic Causes ... Supraventricular/Atrial ... #Nonlschemic #Causes ... Cardiogenic #Shock #Differential ... #Diagnosis #Cardiology