22 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
of Hypoxemia- Differential ... • Interstitial lung ... Arterial Hypertension ... Defect ** • Atrial ... Hypoventilation Syndrome
Hepatopulmonary Syndrome (HPS) 

HPS-differential diagnosis:
1. Pulmonary vasculature
2. Diseases of the lung parenchyma
3. Pleura and diaphragm

HPS-diagnosis:
1. Patients
Hepatopulmonary Syndrome ... (HPS) HPS-differential ... Pulmonary vasculature ... Diseases of the lung ... Alveolar-arterial
Etiologies of pulmonary infections according to CT-scan patterns. 
CMV cytomegalovirus, GM galactomannan, HSV herpes simplex virus,
Etiologies of pulmonary ... myelodysplastic syndrome ... immunofluorescence, PCR ... #Lung #Infections ... ComputedTomography #Differential
Right-Sided Heart Failure - Differential Diagnosis Algorithm
Cardiac Causes - Rule out Left-Sided Heart Failure (Most Common):
Heart Failure - Differential ... • Diffuse Lung ... Respiratory Distress Syndrome ... • Chronic Lung ... Arterial Hypertension
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 ... Interstitial lung ... Classification #Diagnosis #Differential
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation Syndrome ... Hepatopulmonary Syndrome ... , Interstitial Lung ... Gradient #alveolar #arterial ... #hypoxemia #differential
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Respiratory Failure - Differential ... obesity-hypoventilation syndrome ... hepatopulmonary syndrome ... shunting (eg, atrial ... Failure #hypoxia #Differential
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
Hepatopulmonary Syndrome ... Summary A defect in arterial ... shunt (Type 2) Clinical ... cycles after right atrial ... passage • Arterial
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
Respiratory Distress Syndrome ... week of a known clinical ... consistent with pulmonary ... lobar collapse, lung ... by the ratio of arterial
Broncholithiasis - Differential Diagnosis Framework

 • Also known as: Lung stones, pulmoliths, pneumoliths, bronchial calculi
 •
Also known as: Lung ... Broncholithiasis - Clinical ... endobronchial material ... aspirated foreign material ... • Calcified material