117 results
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Hypoxemic Respiratory ... lung diseases, pulmonary ... respiratory failure ... #Respiratory #Failure ... #Diagnosis #pulmonary
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... lung disease • Pulmonary ... Septal Defect Pulmonary ... Abnormalities • Chest ... #Hypoxia #Differential
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Hypoxemia Differential ... neuromuscular disease, ↓ chest ... MatthewHoMD #Hypoxemia ... #Hypoxia #Differential ... Diagnosis #Algorithm #pulmonary
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Hypoxemia / Hypoxia ... pneumonia • Water: pulmonary ... MG, ALS) • ↓ chest ... compliance (e.g., flail chest ... Algorithm #rapid #pulmonary
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 ... Elasticity (flail chest ... Intracardiac, Pulmonary ... #Hypoxia #hypoxemia
Hyperacute Hypoxemia - Workup and Management
Differential Diagnosis: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
Hyperacute Hypoxemia ... Aspiration, Flash Pulmonary ... Bronchospasm, Pulmonary ... STAT CXR, CTA Chest ... #Hypoxia #Workup
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
Lethargic and severely hypoxemic ... Sudden onset of hypoxemic ... • Symptoms: Hypoxemic ... infiltrates on chest ... scattered crackles, chest
Hypophosphatemia and Hypoxia - Pathophysiology

↓ Phosphate leads to ↓ red cell 2,3-DPG and a  reduction
Hypophosphatemia and Hypoxia ... tissues--> Tissue hypoxia ... Respiratory muscle ... #hypoxia #pathophysiology ... #pulmonary
Chest XRay Consolidation Pattern - Differential Algorithm #Diagnosis #Radiology #Pulmonary #CXR #Consolidation #Pattern #Differential #Algorithm #RadiologyAssistant
Chest XRay Consolidation ... Diagnosis #Radiology #Pulmonary ... Differential #Algorithm #RadiologyAssistant
Chest XRay Interstitial Pattern - Differential Algorithm #Diagnosis #Radiology #Pulmonary #CXR #Interstitial #Pattern #Differential #Algorithm #RadiologyAssistant
Chest XRay Interstitial ... Diagnosis #Radiology #Pulmonary ... Differential #Algorithm #RadiologyAssistant