10 results
Atrial Septal Defect (ASD) with Shunting on Echocardiogram with Contrast (a4c)

An elderly patient with dyspnea -
Atrial Septal Defect ... (a4c) An elderly ... #Septal #Defect ... #a4c #clinical ... #pocus #bubble #
ASD on Bubble Contrast Echocardiogram (a4c)
A patient with an anterior STEMI (take a look at the
ASD on Bubble Contrast ... Echocardiogram (a4c ... Ivan_Echocardio #atrial ... #septal #defect ... #ASD #Bubble #Contrast
Hepatopulmonary Syndrome on Echocardiogram (A4C)
Hepatopulmonary Syndrome: Intrapulmonary shunting is most commonly demonstrated by contrast TTE when
Echocardiogram (A4C ... demonstrated by contrast ... TTE when bubbles ... visualized in the left atrium ... with intracardiac shunt
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
• Ventricular Septal ... Defect ** • Atrial ... Septal Defect ... Pulmonary Right ... to Left Shunt
Causes of Cyanosis in the Newborn - Differential Diagnosis Algorithm
Peripheral Only:
 • Poor Perfusion
 • Acrocyanosis
Hemoglobinopathy:
Only: • Poor Perfusion ... Septal Defect ... Arteriosus • Atrial ... Septal Defect ... Total Anomalous Pulmonary
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
Hepatopulmonary ... or anatomic shunt ... blood gas (ABC) ... cirrhosis • Intra-pulmonary ... scanning or pulmonary
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
defects) VENTILATION ... AVMs, hepatopulmonary ... shunting (eg, atrial ... or ventricular septal ... defects) • Does
Double Shunt on Echocardiogram
What do you see on this saline contrast study, in a patient with
liver disease and pulmonary ... Early transit of bubbles ... #2 c/w hepatopulmonary ... as RAP>LAP as atrial ... septum shifts left
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Right to Left Shunt ... AVMs, Hepatopulmonary ... Disease and more • Diffusion ... Defect: Pulmonary ... Gradient #alveolar #arterial
Negative Contrast Effect in Right Atrium - Differential Diagnosis
1. Small secundum ASD or PFO with left
Negative Contrast ... Atrium - Differential ... left to right shunt ... echocardiogram #s4c ... #pocus #bubble