5 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Diagnosis Algorithm ... • Interstitial lung ... Hypoventilation Syndrome ... Abnormalities • Chest ... #Diagnosis #Algorithm
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
severity Acute Respiratory ... Distress Syndrome ... #pulmonary #differential ... #diagnosis #signs ... #Lung #POCUS #ultrasound
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
Berlin Criteria ... be present on a chest ... explained by pleural effusions ... lobar collapse, lung ... #Criteria #Diagnosis
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation: CNS of Respiratory ... Weakness, Loss of Chest ... , Interstitial Lung ... Hypoxia #hypoxemia #differential ... #diagnosis
The Berlin Definition of Acute Respiratory Distress Syndrome (ARDS)

Chest imaging - Bilateral opacities—not fully explained by
The Berlin Definition ... (ARDS) Chest ... fully explained by effusions ... , lobar/lung collapse ... >= 5cm H2O #Diagnosis