12 results
Giant dilated left atrium on Echocardiogram (a4c)
It belongs to a 92-year old lady with a history
atrium on Echocardiogram ... sinus rhythm... 1. ... aneurysm idiopathic. 2. ... ASD with R/L shunting ... #atrium #a4c #Echocardiogram
Coronary Artery Embolism - Etiology and Scoring
Etiology:
 • Direct: Clot (LV thrombus, LAA Thrombus), Valve (Vegetation,
Coronary Artery ... Paradoxical: Right to Left ... non-culprit vessels • Atrial ... Embolism #diagnosis #differential ... scoring #criteria #cardiology
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 ... to right shunt 2. ... Effect #Right #Atrium
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
Palpitations - Differential Diagnosis Framework

What?
• It is an unpleasant awareness or sensation that the heart is
Palpitations - Differential ... Paroxysmal AF, atrial ... flutter, or atrial ... • Multifocal atrial ... #Cardiology #Differential
Lead AVR on ECG
1. Acute myocardial infarction: ST elevation > 1.5 mm in aVR, indicative of
Lead AVR on ECG 1. ... main coronary artery ... Subepicardial atrial ... : AVNRT, AVRT, atrial ... #cardiology
Pacemaker Operating Modes
1 - Chamber paced
     A (atrium), V (ventricle), D (dual/both)
2
paced A (atrium ... sensed or paced atrial ... Post-ventricular atrial ... during which an atrial ... sensed by the atrial
Premature Ventricular Complexes (PVC's) - Summary Framework

Why PVCs?  Can be the first manifestation of cardiac
including: • Coronary artery ... the heartbeat • Palpitations ... capture of the atria ... arrhythmia • Atrial ... #cardiology
Double Shunt on Echocardiogram
What do you see on this saline contrast study, in a patient with
1. ... as RAP>LAP as atrial ... septum shifts left ... clinical #pocus #a4c ... intrapulmonary #cardiology
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
diffusion-perfusion defect (Type 1) ... anatomic shunt (Type 2) ... Microbubbles appear in left ... right atrial passage ... gas (ABC) analysis