8 results
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
edema • Air: ... atelectasis • Lung fibrosis ... MG, ALS) • ↓ chest ... compliance (e.g., flail chest ... #Diagnosis #Management
COVID-19 Chest CT

A mid 30 year old w/ COVID19 symptoms (Febrile/SOB) for a week presented to
COVID-19 Chest CT ... A mid 30 year old ... Saturations at room air ... #GroundGlass #SARSCOV2 ... #Coronavirus #Clinical
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
(assumes Room Air ... Weakness, Loss of Chest ... Elasticity (flail chest ... Fibrosis, Interstitial ... #differential #diagnosis
Air Bronchogram Sign on Chest CT
 • Patent airways surrounded by opacified lung
 • DDx: pna,
Air Bronchogram ... Sign on Chest CT ... edema, severe ILD ... #Lung #Pulmonary ... #diagnosis #radiology
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Chronic cough • Hypoxia ... Loss of weight • Chest ... thickening, presence of air-fluid ... high-resolution chest ... CT) • Broncho-arterial
Pulmonary Hypertension Groups - WHO Classification
Group I - Vascular remodeling of pulmonary arteries
 • Idiopathic, HIV,
disease causing hypoxemia ... • COPD, ILD, ... dyspnea, fatigue, or chest ... dyspnea, fatigue, chest ... Classification #diagnosis
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
be present on a chest ... computed tomographic (CT ... severity of the hypoxemia ... the ARDS: - Mild ... Definition #Criteria #Diagnosis
TRALI Diagnostic Criteria
TRALI type 1 - Patients who have no risk factors for ARDS and meet
Acute onset, Hypoxemia ... < 90% on room air ... on imaging (eg. chest ... chest CT, or ultrasound ... have pre-existing mild