41 results
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Hypoxemia / Hypoxia ... edema • Air: ... atelectasis • Lung ... Sophia_Hayes_MD #Hypoxemia ... #Hypoxia #differential
Hyperacute Hypoxemia - Workup and Management
Differential Diagnosis: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
Hyperacute Hypoxemia ... (B-lines, lung ... Troponin), ABG, STAT CXR ... #Hyperacute #Hypoxemia ... #Hypoxia #Workup
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... • Interstitial lung ... Malformation • Severe Pneumonia ... Abnormalities #Hypoxemia ... #Hypoxia #Differential
A Non-Invasive approach to Respiratory Failure
 • COPD and Ventilatory Failure → NiPPV with Bi-level Settings
Bi-level Settings • CHF ... / Pulmonary Edema ... Bi-level Settings • Pneumonia ... Failure #management #hypoxia
Venn Diagram - Does this patient have pneumonia?
Diagnosis is generally based on three lines of evidence:
this patient have pneumonia ... infiltrate (e.g., CXR ... , CT, ultrasound ... signs (tachypnea, hypoxemia ... #Pneumonia #Venn
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
: Interstitial lung ... edema (most common ... direction leads to hypoxemia ... • Causes: Pneumonia ... Respiratory #Failure #hypoxia
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Atelectasis, ARDS, Pneumonia ... Edema, Atelectasis ... , Obstructive Lung ... , Interstitial Lung ... #Hypoxia #hypoxemia
Radiographic Features of Pulmonary Diseases
 - Pneumonia
 - Atelectasis
 - Emphysema
 - Pneumothorax
 - Effusion
 -
Diseases - Pneumonia ... Edema - Congestive ... #Diseases #Radiology ... #Patterns #Lung ... #CXR #XRay #ChestCT
On the left a patient who had a CT to rule out pulmonary embolism.
There is a
patient who had a CT ... edema. ... #Clinical #Radiology ... #CTChest #SeptalThickening ... #CHF #RadiologyAssistant
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 ... CT 1. ... Organizing Pneumonia ... #Pulmonary #ChestCT ... #radiology #CTChest