4 results
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Diagnosis Algorithm ... neuromuscular disease, ↓ chest ... Cardiac, Vascular, Alveolar ... #Diagnosis #Algorithm ... #pulmonary #Aa
Hyperacute Hypoxemia - Workup and Management
Differential Diagnosis: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
- Workup and Management ... Pneumothorax, Alveolar ... edema), Lung Exam, POCUS ... STAT CXR, CTA Chest ... #Hypoxia #Workup
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Weakness, Loss of Chest ... Atelectasis, ARDS, Pneumonia ... UnremarkableLab #AA ... #Hypoxia #hypoxemia ... #differential #diagnosis
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Blood: diffuse alveolar ... hemorrhage • Pus: pneumonia ... • Water: pulmonary ... MG, ALS) • ↓ chest ... #Diagnosis #Management