37 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
- Differential Diagnosis ... Algorithm Ventilation ... • Interstitial lung ... diseasePulmonary ... #Diagnosis #Algorithm
Hyperacute Hypoxemia - Workup and Management
Differential Diagnosis: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
Aspiration, Flash Pulmonary ... Bronchospasm, Pulmonary ... ), Lung Exam, POCUS ... (B-lines, lung ... #treatment #criticalcare
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
edema • Air: ... asthma • Pleural disease ... atelectasis • Lung ... #Diagnosis #Management ... #pulmonary
Causes of Pulmonary Hypertension - Differential Diagnosis Algorithm
Pulmonary Arterial Hypertension
 • Idiopathic
 • Associated with:
Causes of Pulmonary ... - Differential Diagnosis ... Algorithm Pulmonary ... • Valvular Lung ... Hypoxemia: • COPD
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Secondary to chronic lung ... disease (COPD) ... • HypoxiaPulmonary ... • Oxygen • Treatment ... MAT #Cardiology #Diagnosis
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Edema, Atelectasis ... , Obstructive Lung ... , Interstitial Lung ... #Hypoxia #hypoxemia ... #differential #diagnosis
Causes of Dyspnea - Differential Diagnosis Algorithm
Cardiac:
 • Dysrhythmia
 • Ischemia
 • Cardiomyopathy
 • Valvular disease
- Differential Diagnosis ... Algorithm Cardiac ... edema • Atelectasis ... • Interstitial lung ... #Algorithm #Causes
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
- Differential Diagnosis ... respiratory drive due to neurologic ... diseases, pulmonary ... edema (most common ... #Differential #Diagnosis
Noncardiogenic Pulmonary Edema - Differential Diagnosis Framework

NCPE Pathophysiology:
Noncardiogenic pulmonary edema occurs because of excessive pulmonary capillary
Diagnosis Framework ... NCPE Pathophysiology ... acute cardiac disease ... Transfusion-related acute lung ... #diagnosis #cardiology
Bilateral B-Lines in case of Pneumonia on Lung POCUS

Young healthy pt with fever/dyspnea. POCUS lung exam
sliding: Pulmonary ... lung disease, interstitial ... partially seen shred sign ... NOT definitively diagnose ... Pulm Edema