54 results
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Multifocal Atrial ... Tachycardia (MAT ... • Oxygen • Treatment ... #Cardiology #Diagnosis ... #ECG #EKG #Management
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Anatomical Differential ... bradycardia, Sick Sinus Syndrome ... (AVRT), AV nodal ... Arrhythmias #Anatomical #Differential ... Diagnosis #Causes #cardiology
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Treatment of Stable ... Control rate with AV nodal ... Control rate (e.g ... #Treatment #management ... #cardiology #algorithm
Supraventricular tachycardia (SVT) is an abnormally fast heart rhythm arising from improper electrical activity in upper
Supraventricular tachycardia ... (PSVT), atrial ... Wolff-Parkinson-White syndrome ... #Clinical #MedStudent ... #Cardiology #EKG
Wolff–Parkinson–White syndrome (WPW) is one of several disorders of the electrical system of the heart that
Wolff–Parkinson–White syndrome ... pre-excitation syndromes ... pathway between the atria ... reciprocating tachycardia ... #MedStudent #EKG
Wolff-Parkinson-White Syndrome

WPW is a congenital abnormality characterized by an abnormal accessory conduction pathway between the atria
Wolff-Parkinson-White Syndrome ... characterized by an abnormal ... pathway between the atria ... The definitive treatment ... #Clinical #Diagnosis
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Arrhythmias - Differential ... • Sick Sinus Syndrome ... Escape Rhythm Abnormal ... tachyarrhythmias #Cardiology ... #Differential #
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
(2) Atrial ... (2) Sick Sinus Syndrome ... #EKG #diagnosis ... electrocardiogram #cardiology ... #differential
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
syndrome, ARVC) ... 300 = NSVT EKG ... capture of the atria ... more intensive treatment ... #cardiology
Treatment of Stable Wide-Complex Tachycardia
Regular
 • If ventricular tachycardia or uncertain rhythm:
    -
Treatment of Stable ... - Avoid AV nodal ... agents (e.g., diltiazem ... #Treatment #management ... #cardiology #algorithm