4 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... - Differential Diagnosis ... • Pulmonary Arterial ... Defect ** • Atrial ... #Hypoxia #Differential
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Failure - Differential ... VIQ mismatch and shunt ... pulmonary embolus SHUNT ... shunting (eg, atrial ... #Differential #
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
(assumes Room Air ... Disease and more • Diffusion ... Gradient #alveolar #arterial ... #pulmonary #Hypoxia ... #hypoxemia #differential
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
Summary A defect in arterial ... 1) or anatomic shunt ... upright position • Hypoxemia ... cycles after right atrial ... blood gas (ABC)