59 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... - Differential Diagnosis ... • Interstitial lung ... #Hypoxia #Differential ... #Causes #Pulmonary
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Respiratory Failure - Differential ... Diagnosis Framework ... direction leads to hypoxemia ... #Differential # ... Diagnosis #pulmonary
Hyperacute Hypoxemia - Workup and Management
Differential Diagnosis: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
- Workup and Management ... Differential Diagnosis ... Exam, POCUS (B-lines ... , lung sliding) ... #Hypoxia #Workup
Acute Hypoxemia - Differential Diagnosis
 • Hyperacute: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
- Differential Diagnosis ... Hemorrhage • Impaired Diffusion ... - Sophia Hayes MD ... #hypoxia #Differential ... #Diagnosis #causes
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Lung Ultrasound ... pleura in severe cases ... #differential # ... diagnosis #signs ... #Lung #POCUS #ultrasound
Causes of Pulmonary Hypertension - Differential Diagnosis Algorithm
Pulmonary Arterial Hypertension
 • Idiopathic
 • Associated with:
Causes of Pulmonary ... Diagnosis Algorithm ... Disease and/or ... Hypoxemia: • COPD ... #Causes
One-page resource for Lung POCUS in COVID19:
- likely (unproven) sensitive due to peripheral distribution of lesions
POCUS in COVID19 ... CT - pleural effusions ... Chris Allison, MD ... #coronavirus #pulmonary ... #ultrasound #diagnosis
False Positive Lung Point on POCUS
Lung-Cardiac Point and Lung-Diaphragm Point
These images highlight selected differentials to pleural
Point on POCUS ... and Lung-Diaphragm ... lungdiaphragam #ultrasound ... #pulmonary #differential ... #diagnosis #mimics
Hemorrhagic Pericardial Effusions (Hemopericardium)- Differential Diagnosis Framework

IATROGENIC DISEASE
Secondary to invasive cardiac procedures

NONIATROGENIC
• Malignancy (e.g., metastatic spread:
Diagnosis Framework ... metastatic spread: lung ... patients with pulmonary ... OTHER RARE CAUSES ... #Diagnosis #cardiology
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
more • Diffusion ... , Interstitial Lung ... #Hypoxia #hypoxemia ... #differential # ... diagnosis