15 results
Paroxysmal AV Block aka Ventricular Standstill
 • Abrupt and persistent AV block ( multiple P waves
Paroxysmal AV Block ... aka Ventricular ... #Paroxysmal #AVBlock ... #diagnosis #cardiology ... #ecg #ekg #electrocardiogram
Paroxysmal AV Block on ECG
 - Characterized by an abrupt and persistent AV block in the
Paroxysmal AV Block ... or PVC, acceleration ... escape, usually ventricular ... following P wave #Paroxysmal ... #cardiology #ekg
Almost any type of cardiac arrhythmia is seen in digitalis toxic­ity. However, type II second-degree atrioventricular
Almost any type of cardiac ... However, type II ... Non-paroxysmal atrial ... #Diagnosis #Cardiology ... #EKG #ECG #Digoxin
Myocarditis
Diagnosis 
• Endomyocardial biopsy (gold standard, rarely performed) 
• Clinical presentation 
• Cardiovascular MRI 
Clinical 
•
Endomyocardial biopsy ... gallop • Abnormal ECG ... Dysrhythmia, heart block ... shock, sudden cardiac ... #Cardiology
Myocarditis 

5 Principles of
Myocarditis:
1. Build clinical suspicion
2. Decide on EMBx
3. Manage acute cardiac injury
4. Manage chronic
Pericarditis, Tamponade EKG ... agent, steroids, AC ... Myocarditis #diagnosis #management ... #cardiology #summary ... #biopsy
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
manifestation of cardiac ... arrhythmia syndromes (e.g ... Bundle branch block ... 300 = NSVT EKG ... #differential #cardiology
Atrioventricular Blocks (AV blocks) - ECG Diagnosis Summary
First Degree AV Block
 • The P wave is
• The ventricular ... Paroxysmal AV Block ... aka Ventricular ... escape, usually ventricular ... #cardiology #ekg
Summary of Heart Blocks
1st Degree Heart Block:
 • Prolonged PR >200ms (5 small squares).
 • Narrow
Brady Management ... Degree, Mobitz II ... Regular ventricular ... summary #Diagnosis #EKG ... #cardiology
Class I Antiarrhythmics and their Key Pharmacologic Properties

Class IA = Quinidine, Procainamide, Disopyramide ("Quarter PounDer")
Class IB
Antiarrhythmics and their Key ... Fries Please") Block ... fast-response cardiac ... in wide QRS on EKG ... Pharmacology #Agents #Cardiology
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
irregular rhythms: Paroxysmal ... supraventricular or ventricular ... tachycardia • Ventricular ... palpitations: PVC ... #Palpitations #Cardiology