44 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
- Differential Diagnosis ... • Interstitial lung ... Arterial Hypertension ... Defect ** • Atrial ... #Causes #Pulmonary
Causes of Pulmonary Hypertension - Differential Diagnosis Algorithm
Pulmonary Arterial Hypertension
 • Idiopathic
 • Associated with:
Causes of Pulmonary ... Hypertension - Differential ... Diagnosis Algorithm ... Pulmonary Arterial ... #Causes
Right-Sided Heart Failure - Differential Diagnosis Algorithm
Cardiac Causes - Rule out Left-Sided Heart Failure (Most Common):
Heart Failure - Differential ... Diagnosis Algorithm ... • Diffuse Lung ... • Chronic Lung ... Arterial Hypertension
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Respiratory Failure - Differential ... Diagnosis Framework ... shunting (eg, atrial ... Failure #hypoxia #Differential ... #Diagnosis #pulmonary
Clinical Classification of Pulmonary Hypertension

1. Pulmonary arterial hypertension from pulmonary vasculopathy
Idiopathic pulmonary arterial hypertension
Heritable gene mutations
Clinical Classification ... Pulmonary arterial ... arterial hypertension ... #Differential # ... Causes
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Lung Abscess - Clinical ... of PCN allergy ... #Abscess #pulmonary ... #treatment #diagnosis
Antiphospholipid Syndrome (APS)
APS is a rare autoimmune disorder characterized by recurring blood clots resulting from antibodies
anticoagulant (LA ... at least: • 1 clinical ... confirmed venous, arterial ... to be present Treatment ... patient has an arterial
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
Summary A defect in arterial ... disease Caused ... shunt (Type 2) Clinical ... cycles after right atrial ... passage • Arterial
Portopulmonary Hypertension
Presence of pulmonary arterial hypertension in a patient with portal hypertension
No other obvious causes (chronic
arterial hypertension ... other obvious causes ... (chronic lung disease ... ventricular size, Right atrial ... pressure < 15mmHg TREATMENT
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
, Interstitial Lung ... UnremarkableLab #AA ... Gradient #alveolar #arterial ... #hypoxemia #differential ... #diagnosis