19 results
Hypoxemia vs Hypoxia
Hypoxemia - Partial pressure of arterial oxygen (PaO2) is below normal
Hypoxia - Insufficient oxygen
Hypoxemia vs Hypoxia ... Hypoxemia - Partial ... #hypoxemia #differential ... #diagnosis #comparison ... #pulmonary
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Hypoxemia Differential ... MatthewHoMD #Hypoxemia ... #Hypoxia #Differential ... Diagnosis #Algorithm #pulmonary ... #Aa #Gradient
Hyperacute Hypoxemia - Workup and Management
Differential Diagnosis: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
and Management Differential ... Bronchospasm, Pulmonary ... (JVP, edema), Lung ... POCUS (B-lines, lung ... CXR, CTA Chest, Echocardiogram
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... - Differential Diagnosis ... • Interstitial lung ... disease • Pulmonary ... #Hypoxia #Differential
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Embolism, Obstructive Lung ... , Interstitial Lung ... UnremarkableLab #AA ... #Hypoxia #hypoxemia ... #differential #
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Hypoxemia / Hypoxia ... pneumonia • Water: pulmonary ... atelectasis • Lung ... #Hypoxia #differential ... Algorithm #rapid #pulmonary
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Respiratory Failure - Differential ... : Interstitial lung ... direction leads to hypoxemia ... Respiratory #Failure #hypoxia ... #Differential #
Causes of Pulmonary Hypertension - Differential Diagnosis Algorithm
Pulmonary Arterial Hypertension
 • Idiopathic
 • Associated with:
Causes of Pulmonary ... Hypertension - Differential ... • Valvular Lung ... Disease and/or Hypoxemia ... • Interstitial Lung
Pleural Manometry Summary
Measurement of Intrapleural Pressures and Pleural Elastance during therapeutic thoracentesis can be used to
Manometry Summary Measurement ... such as trapped lung ... and entrapped lung ... of re-expansion pulmonary ... #differential #
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
result in decreased lung ... - Emphysema - Lung ... Diagnosis #Radiology #Pulmonary ... LowAttenuation #Differential ... #Diagram #Comparison