43 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... - Differential Diagnosis ... • Interstitial lung ... #Diagnosis #Algorithm ... #Causes #Pulmonary
Hyperacute Hypoxemia - Workup and Management
Differential Diagnosis: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
- Workup and Management ... Embolism, Pneumothorax ... Exam, POCUS (B-lines ... CXR, CTA Chest, Echocardiogram ... #diagnosis #Management
Acute Hypoxemia - Differential Diagnosis
 • Hyperacute: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
- Differential Diagnosis ... Embolism, Pneumothorax ... Hemorrhage • Impaired Diffusion ... Embolism, Emphysema ... #Diagnosis #causes
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
- Differential Diagnosis ... direction leads to hypoxemia ... embolus SHUNT ... Respiratory #Failure #hypoxia ... #Differential #Diagnosis
RV Strain in Pulmonary Embolism on POCUS Echocardiogram

A patient is brought by EMS intubated and hypotensive.
RV Strain in Pulmonary ... Embolism on POCUS ... Echocardiogram ... your next step in management ... #Embolism #POCUS
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
pleura in severe cases ... Embolism (PE): ... submassive PE) POCUS ... #differential #diagnosis ... #signs #Lung #POCUS
Causes of Dyspnea - Differential Diagnosis Algorithm
Cardiac:
 • Dysrhythmia
 • Ischemia
 • Cardiomyopathy
 • Valvular disease
Causes of Dyspnea ... - Differential Diagnosis ... • Interstitial lung ... embolismPulmonary ... Pleura: • Pleural effusion
Causes of Pleural Effusion - Differential Diagnosis Algorithm
Transudate - Hydrostatic
 • Congestive heart failure
 • Constrictive
Causes of Pleural ... Diagnosis Algorithm ... Pneumonectomy • Trapped lung ... embolism • Collagen ... #Pulmonary #Diagnosis
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Embolism, Obstructive ... Lung Disease, Interstitial ... , Interstitial Lung ... #Hypoxia #hypoxemia ... #differential #diagnosis
RV Thrombus on POCUS Echocardiogram in a patient with Pulmonary Embolism

It's a little fuzzy but if
Echocardiogram ... a patient with Pulmonary ... Embolism It's ... this parasternal long ... you'll see the cause