22 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
- Differential Diagnosis ... Arterial Hypertension ... ** • Atrial Septal ... Defect Pulmonary ... #Hypoxia #Differential
Atrial Septal Defect (ASD) with Shunting on Echocardiogram with Contrast (a4c)

An elderly patient with dyspnea -
Atrial Septal Defect ... (ASD) with Shunting ... with dyspnea - ASD ... Ivan_Echocardio #Atrial ... #ASD #Echocardiogram
ASD on Bubble Contrast Echocardiogram (a4c)
A patient with an anterior STEMI (take a look at the
ASD on Bubble Contrast ... Echocardiogram (a4c ... previously undiagnosed ASD ... Ivan_Echocardio #atrial ... #ASD #Bubble #Contrast
Large Atrial Septal Defect and clearly not a PFO. I want to personally thank all the
Large Atrial Septal ... Defect and clearly ... Echocardiogram #A4C ... #ASD #Large #SeptalDefect
Negative contrast effect = a washout of the contrast (agitated saline) in the right atrium in
) in the right atrium ... patient with an ASD ... #washout #ASD # ... atrial #septal # ... defect #a4c #Echocardiogram
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
Hypoxia and Hypoxemia ... oxygen dissolved in arterial ... hemoglobin in arterial ... oxygen content of arterial ... #pulmonary #differential
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
in arterial oxygenation ... upright position • Hypoxemia ... cycles after right atrial ... passage • Arterial ... blood gas (ABC)
Large atrial septal defect on cardiac POCUS with an oddly satisfying bubble study.

Eric Abrams, MD @eabramsMD

#Bubble
Large atrial septal ... defect on cardiac ... Bubble #Study #ASD ... #Atrial #SeptalDefect ... Echocardiogram #A4C
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
ARDS, Pneumonia and ... • Diffusion Defect ... Gradient #alveolar #arterial ... #pulmonary #Hypoxia ... #hypoxemia #differential
Widened Pulse Pressure - Differential Diagnosis and Pathophysiology

Pulse pressure is the difference between the systolic blood
Stroke Volume / Arterial ... less compliant arteries ... of developing atrial ... mmHg developed atrial ... • Infective Endocarditis