9 results
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
ventricular rate > 100 bpm ... Atrial Contractions ... (PACs), Atrial ... Fibrillation (V-Fib ... Diagnosis #Causes #cardiology
Comparison of Multifocal Atrial Tachycardia, Atrial Fibrillation and Atrial Flutter
Multifocal Atrial Tachycardia - Atrial Rate >
Tachycardia, Atrial ... Tachycardia - Atrial ... Regular PP intervals ... AtrialTachycardia #AFib ... Comparison #Diagnosis #Cardiology
Supraventricular Tachycardia (SVT) - Differential Diagnosis Framework and Management

Regular SVT: Sinus Tachycardia, AVNRT, AVRT, Atrial Flutter,
Framework and Management ... , AVNRT, AVRT, Atrial ... Irregular SVT: Atrial ... w/ PACs, AFIb w ... #cardiology
Arrhythmias - Differential Diagnosis Algorithm

Bradyarrhythmia (<60 bpm)
 • Sinus Bradycardia
 • Sick Sinus Syndrome
 • SA
• Premature atrial ... Tachycardia ... interval) • AFib ... Tachycardia - ... tachyarrhythmias #Cardiology
Tachycardia - Differential Diagnosis and Management - Narrow vs Wide, Regular vs Irregular
Narrow - Regular:
Use P
Tachycardia - Differential ... Diagnosis and Management ... • Atrial Flutter ... SarahFoohey #Tachycardia ... #cardiology #wide
Atrial Fibrillation (A-Fib) Summary

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

Why?
Cardiac:
	• Valvular heart
Irregular wide-complex tachycardia ... ventricular hypertrophy, pericardial ... #Fibrillation #AFib ... #diagnosis #management ... #cardiology
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Subepicardial atrial ... injury from pericardial ... in aVR > 0.7: ppv ... : AVNRT, AVRT, atrial ... #differential #cardiology
Pacemaker Operating Modes
1 - Chamber paced
     A (atrium), V (ventricle), D (dual/both)
2
paced A (atrium ... pacemaker-mediated tachycardia ... #Pacemaker #PPM ... Pacing #settings #cardiology ... #management
Pacemaker Timing Settings
 • Lower rate limit (50-60 bpm) - The lowest rate at which the
sensed or paced atrial ... pacemaker-mediated tachycardia ... #Pacemaker #PPM ... Timing #Pacing #cardiology ... #management #settings