11 results
Narrow Complex Tachycardias (Simplified)

Irregular Narrow Complex Tachycardia:
 1. Atrial fibrillation
	- Usually the correct answer
 2. Multifocal
Atrial fibrillation ... Multifocal Atrial ... Atrial flutter ... (Ectopic) Atrial ... #causes #cardiology
Causes of Palpitations
 • ARRHYTHMiA 
 • SINUS ARRYTHMIA 
 • ATRIAL FIBRILLATION 
 • ATRIAL
Causes of Palpitations ... ARRYTHMIA • ATRIAL ... FIBRILLATION ... • ATRIAL FLUTTER ... • ATRIAL TACHYCARDIA
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Atrial Contractions ... (PACs), Atrial ... Flutter (AFL), Atrial ... (PST), Focal Atrial ... #Causes #cardiology
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Causes of Tachycardia ... • Atrial flutter ... • Atrial tachycardia ... • Multifocal atrial ... Atrial flutter
Supraventricular tachycardia (SVT) is an abnormally fast heart rhythm arising from improper electrical activity in upper
four main types: atrial ... fibrillation, paroxysmal ... (PSVT), atrial ... Symptoms may include palpitations ... MedStudent #Cardiology #EKG
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
convert - Possible atrial ... atrial tachycardia ... Rhythm: • Probable atrial ... fibrillation or ... possible atrial
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
Palpitations Diagnosis ... Paroxysmal AF, atrial ... flutter, or atrial ... fibrillation/flutter ... • Multifocal atrial
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
(2) Atrial ... SVTs - atrial/junctional ... (3) Multifocal atrial ... 200ms from longer pause ... #EKG #diagnosis
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
the heartbeat • Palpitations ... 300 = NSVT EKG ... capture of the atria ... arrhythmia • Atrial ... fibrillation
Hyperthyroidism Overview

Clinical Manifestation of Hyperthyroidism:
 • Fatigue
 • Weight loss
 • Heat intolerance
 • Depression, nervousness
or tremors • Palpitations ... hyperthyroidism Diagnosis ... Ophthalmoplegia • Atrial ... fibrillation/flutter ... hyperthyroidism #causes