11 results
Narrow Complex Tachycardias (Simplified)

Irregular Narrow Complex Tachycardia:
 1. Atrial fibrillation
	- Usually the correct answer
 2. Multifocal
Narrow Complex Tachycardias ... Irregular Narrow Complex ... Atrial fibrillation ... differential #diagnosis #causes ... #cardiology
Causes of Tachycardia - Differential Diagnosis Algorithm
Narrow Complex - Regular:
 • Sinus tachycardia
 • Atrial flutter
Causes of Tachycardia ... Differential Diagnosis Algorithm ... • Atrial tachycardia ... fibrillation ... #Causes #cardiology
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
Fibrillation (AF ... ), Ventricular Fibrillation ... (V-Fib, VF) ... Differential #Diagnosis #Causes ... #cardiology
Atrial Fibrillation - Diagnosis, Causes, Presentations
Causes (PIRATES):
 - Pulmonary embolism 
 - Ischemia (cardiac) 
 -
Atrial Fibrillation ... #Fibrillation # ... AFib #Diagnosis ... #Causes #Mnemonic ... PIRATES #Emergency #Cardiology
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
Differential Diagnosis Algorithm ... interval) • AFib ... tachyarrhythmias #Cardiology ... Differential #Diagnosis #Algorithm ... #causes
PIRATES Mnemonic for the Causes of Atrial Fibrillation

P - Pulmonary Disease, PE
I - Ischemic, Idiopathic
R -
for the Causes ... of Atrial Fibrillation ... #Atrial #Fibrillation ... #AFib #Differential ... #Diagnosis #Cardiology
Treatment of Stable Narrow-Complex Tachycardia
Regular Rhythm:
 • Attempt vagal maneuvers
 • Give adenosine 6 milligrams IV
Stable Narrow-Complex ... Treat underlying cause ... fibrillation or ... Treatment #management #cardiology ... #algorithm
Atrial Fibrillation (A-Fib) Summary

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

Why?
Cardiac:
	• Valvular heart
Atrial Fibrillation ... Irregular wide-complex ... tachycardia: bundle ... AFib #diagnosis ... #management #cardiology
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
heart disease Causes ... capture of the atria ... arrhythmia • Atrial ... fibrillation ... #differential #cardiology
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
flutter, or atrial ... fibrillation/flutter ... brain flow (VT/Vfib ... /Afib/WPW) • Loss ... #Palpitations #Cardiology