56 results
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Blood: diffuse alveolar ... atelectasis • Lung ... MG, ALS) • ↓ chest ... compliance (e.g., flail chest ... #Hypoxia #differential
CT Lung Signs in Pulmonary Diseases - One Page Summary of Pulmonary Signs
 - Air Crescent
CT Lung Signs in ... Pulmonary Diseases ... #ChestCT #CT # ... Lung #Signs #Pulmonary ... Diseases #diagnosis #differential
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Hypoxemia Differential ... neuromuscular disease, ↓ chest ... Cardiac, Vascular, Alveolar ... #Hypoxia #Differential ... Diagnosis #Algorithm #pulmonary
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Weakness, Loss of Chest ... Elasticity (flail chest ... , Interstitial Lung ... #Hypoxia #hypoxemia ... #differential #
Hyperacute Hypoxemia - Workup and Management
Differential Diagnosis: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
and Management Differential ... Aspiration, Flash Pulmonary ... Bronchospasm, Pulmonary ... Pneumothorax, Alveolar ... STAT CXR, CTA Chest
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
- Differential Diagnosis ... • Interstitial lung ... disease • Pulmonary ... Abnormalities • Chest ... #Hypoxia #Differential
Feeding Vessel Sign on Chest CT
 • Distinct pulmonary vessel leading into a lung nodule or
Feeding Vessel Sign ... on Chest CT • ... Distinct pulmonary ... Feeding #Vessel #Sign ... #CT #Lung #Pulmonary
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Respiratory Failure - Differential ... to neurologic injury ... direction leads to hypoxemia ... Respiratory #Failure #hypoxia ... #Differential #
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Halo Sign on Chest ... CT • SPN or mass ... sarcoidosis, mets to the lung ... .2016.12.033 #Halo #Sign ... #CT #Lung #Pulmonary
COVID-19 Patterns of Lung Findings on Chest CT
1. Reverse Halo Sign
2. ARDS
3. Crazy-Paving Pattern
4. Bilateral Peripheral
19 Patterns of Lung ... Findings on Chest ... CT 1. ... Reverse Halo Sign ... #Pulmonary #ChestCT