23 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... Arterial Hypertension ... ** • Atrial Septal ... Defect Pulmonary ... #Hypoxia #Differential
Causes of Pulmonary Hypertension - Differential Diagnosis Algorithm
Pulmonary Arterial Hypertension
 • Idiopathic
 • Associated with:
Causes of Pulmonary ... Differential Diagnosis ... Arterial Hypertension ... Lung Disease and ... /or Hypoxemia:
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
Clinical Classification of Pulmonary Hypertension

1. Pulmonary arterial hypertension from pulmonary vasculopathy
Idiopathic pulmonary arterial hypertension
Heritable gene mutations
Pulmonary arterial ... arterial hypertension ... /or hypoxia Chronic ... Classification #Diagnosis #Differential ... #Causes
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
in arterial oxygenation ... lung disease Caused ... cycles after right atrial ... passage • Arterial ... blood gas (ABC)
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Respiratory Failure - Differential ... reversible diffusion defects ... shunting (eg, atrial ... ventricular septal defects ... #Differential #
Widened Pulse Pressure - Differential Diagnosis and Pathophysiology

Pulse pressure is the difference between the systolic blood
Stroke Volume / Arterial ... of developing atrial ... mmHg developed atrial ... systolic hypertension ... • Infective Endocarditis
Stroke Etiologies
Hemorrhagic (IPH, SAH)
Ischemic
 - Large Vessel Atherosclerosis
 - Cardioembolic: Atrial fib, prosthetic valves, LV aneurysm,
Cardioembolic: Atrial ... , LV aneurysm, Endocarditis ... artery dissection, Hypotension ... EricsMedicalLectures/ #Stroke #causes ... #differential #
Portopulmonary Hypertension
Presence of pulmonary arterial hypertension in a patient with portal hypertension
No other obvious causes (chronic
Presence of pulmonary ... arterial hypertension ... other obvious causes ... ventricular size, Right atrial ... - Mechanism: causes
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