17 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 ... you close the defect ... #septal #defect ... #ASD #Bubble #Contrast ... #clinical #cardiology
Negative contrast effect = a washout of the contrast (agitated saline) in the right atrium in
effect = a washout ... ) in the right atrium ... #effect #washout ... #defect #a4c #Echocardiogram ... #clinical #cardiology
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Right to Left Shunt ... Ventricular Septal Defect ... ** • Atrial Septal ... Defect Pulmonary ... Right to Left Shunt
Hepatopulmonary Syndrome on Echocardiogram (A4C)
Hepatopulmonary Syndrome: Intrapulmonary shunting is most commonly demonstrated by contrast TTE when
Echocardiogram (A4C ... demonstrated by contrast ... visualized in the left atrium ... with intracardiac shunt ... #hepatology #clinical
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
Management Summary A defect ... defect (Type 1) ... or anatomic shunt ... (Type 2) Clinical ... • Oxygenation defect
Causes of Cyanosis in the Newborn - Differential Diagnosis Algorithm
Peripheral Only:
 • Poor Perfusion
 • Acrocyanosis
Hemoglobinopathy:
Ventricular Septal Defect ... Atrioventricular Septal Defect ... Arteriosus • Atrial ... Septal Defect ... Total Anomalous Pulmonary
Negative Contrast Effect in Right Atrium - Differential Diagnosis
1. Small secundum ASD or PFO with left
Effect in Right ... left to right shunt ... #Effect #Right ... Diagnosis #cardiology #clinical ... #pocus #bubble
Large atrial septal defect on cardiac POCUS with an oddly satisfying bubble study.

Eric Abrams, MD @eabramsMD

#Bubble
Large atrial septal ... defect on cardiac ... oddly satisfying bubble ... #SeptalDefect #Clinical ... Echocardiogram #A4C
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Right to Left Shunt ... - Anatomic Shunt ... Disease and more • Diffusion ... Defect: Pulmonary ... Gradient #alveolar #arterial