1117 results
Supraventricular Tachycardias - Pathophysiology
Conduction pathways through SA Node, Atrium, AV Node, Bundle of His, and Ventricle
through SA Node, Atrium ... , AV Node, Bundle ... Tachycardia • Atrial ... Tachycardia • Atrial ... Flutter • Atrial
Tachyarrhythmia Framework - Differential Diagnosis
 • Narrow QRS - Regular Rhythm: Sinus tachycardia, AVNRT, Orthodromic AVRT,
Orthodromic AVRT, Atrial ... Tachycardia, Atrial ... tachycardia, SVT with bundle ... fibrillation with bundle ... variable AV block & bundle
Cardiac conducting system 
 - Sinoatrial (SA) node normally generates the action potential, i.e. the electrical
excites the right atrium ... to excite left atrium ... - Right bundle ... - Left bundle ... - Both bundle
The 3 Fates of a Premature Atrial Complex
 • PAC can be conducted with normal QRS
of a Premature Atrial ... finds the right bundle ... electrocardiogram #premature #atrial
Wolff-Parkinson White 
Preexcitation syndrome where an accessory pathway (Bundle of Kent) directly connects the atria 
and
accessory pathway (Bundle ... directly connects the atria
Atrial Fibrillation (A-Fib) Summary

Symptoms:
• Palpitations, light-headedness, dizziness, dyspnea, exercise intolerance, chest pain, near-syncope, syncope.

Why?
Cardiac:
	• Valvular heart
Atrial Fibrillation ... wide-complex tachycardia: bundle ... risk factors Atrial ... right and left atria ... identify left atrial
Multifocal Atrial Arrhythmias on ECG
Multifocal atrial rhythm & Multifocal atrial tachycardia
ECG Recognition:
 • Variable P wave
Multifocal Atrial ... ECG Multifocal atrial ... rhythm & Multifocal atrial ... because one of the bundle ... MAT #Multifocal #atrial
Wolff-Parkinson-White Syndrome

WPW is a congenital abnormality characterized by an abnormal accessory conduction pathway between the atria
pathway between the atria ... ventricle known as the bundle
Wolff–Parkinson–White syndrome (WPW) is one of several disorders of the electrical system of the heart that
pathway between the atria ... (known as the bundle
Atrioventricular (AV) Blocks

First Degree AV Block - "If your R is far from your P than
below AV node (His bundle ... independently of the atria ... (AV node, His Bundle