16 results
Atrial Fibrillation (A-Fib) Summary

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

Why?
Cardiac:
	• Valvular heart
Atrial Fibrillation ... risk factors Atrial ... atria, the size ... atrial thrombus ... atrial occlusion
Anatomical Differential Diagnosis for Arrhythmias
 • SA node: Sinus bradycardia, Sick Sinus Syndrome (SSS)
 • AV
tachycardia • Atria ... : Premature Atrial ... Flutter (AFL), Atrial ... FAT), Multifocal Atrial ... #cardiology
Approach to ECGs - Tachy/Bradyarrhythmias
Tachyarrhythmias - HR > 100
Wide
  (1) VT - DANGER
  (2)
abberancy - N B Afib ... tachycardia (2) Atrial ... (3) SVTs - atrial ... (3) Multifocal atrial ... #differential
Coronary Artery Embolism - Etiology and Scoring
Etiology:
 • Direct: Clot (LV thrombus, LAA Thrombus), Valve (Vegetation,
Paradoxical: Right to Left ... non-culprit vessels • Atrial ... Artery #Embolism #diagnosis ... #differential # ... scoring #criteria #cardiology
Supraventricular Tachycardia (SVT) - Differential Diagnosis Framework and Management

Regular SVT: Sinus Tachycardia, AVNRT, AVRT, Atrial Flutter,
, AVNRT, AVRT, Atrial ... Flutter, Ectopic Atrial ... Irregular SVT: Atrial ... Valsalva Maneuver: 1) ... #cardiology
Bradycardia - Differential Diagnosis Framework and Management
Narrow Complex Bradycardia:
 • Regular: Sinus Bradycardia, AFib w/ AV
Bradycardia - Differential ... Diagnosis Framework ... w/ AV Block, Atrial ... Bradycardia Management: 1) ... #Diagnosis #Management
Tachycardia - Differential Diagnosis and Management - Narrow vs Wide, Regular vs Irregular
Narrow - Regular:
Use P
Tachycardia - Differential ... Diagnosis and Management ... • Atrial Flutter ... . 150+/-20, 2:1. ... #cardiology #wide
Negative Contrast Effect in Right Atrium - Differential Diagnosis
1. Small secundum ASD or PFO with left
Effect in Right Atrium ... Diagnosis 1. ... or PFO with left ... Effect #Right #Atrium ... #Diagnosis #cardiology
Typical ECG changes in acute pericarditis includes: stage 1 - diffuse, positive, ST elevations with reciprocal
includes: stage 1 ... leads especially left ... leads indicates atrial ... indefinitely inverted #Diagnosis ... #EM #IM #Cardiology
This is a parasternal long axis view of a young patient presenting with 3 days of
the OR in under 1 ... aortic root, and left ... atrium should roughly ... Michael Macias, EM ... #Radiology #POCUS