28 results
Acute Hypoxemia - Differential Diagnosis
 • Hyperacute: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
Acute Hypoxemia ... Edema, Mucous Plugging ... - Physiologic: ARDS ... Edema, Alveolar ... #hypoxia #Differential
Hyperacute Hypoxemia - Workup and Management
Differential Diagnosis: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
- Workup and Management ... Bronchospasm, Pulmonary ... Pneumothorax, Alveolar ... ), Lung Exam, POCUS ... (B-lines, lung
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Rapid Response Management ... Blood: diffuse alveolar ... edema • Air: ... atelectasis • Lung ... #Diagnosis #Management
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
: Atelectasis, ARDS ... Edema, Atelectasis ... , Obstructive Lung ... , Interstitial Lung ... #Hypoxia #hypoxemia
ARDS/VALI progression over the course of 1 week 
 (a) Day 1 - No pathological findings.
ARDS/VALI progression ... ) Day 2 - some pulmonary ... Progressing to diffuse alveolar ... involvement, with “white lung ... oedema due to heart
A Non-Invasive approach to Respiratory Failure
 • COPD and Ventilatory Failure → NiPPV with Bi-level Settings
Settings • CHF / Pulmonary ... Edema → NiPPV CPAP ... • Pneumonia or ARDS ... Respiratory #Failure #management ... #hypoxia #NIV
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
, inflammatory lung ... leading to increased pulmonary ... congestion with hypoxemia ... consistent with pulmonary ... edema must be present
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
first part of alveolar ... : Interstitial lung ... edema (most common ... direction leads to hypoxemia ... Respiratory #Failure #hypoxia
On the left a patient with ARDS. 
There is alveolar edema in both lungs. 
Notice that
a patient with ARDS ... There is alveolar ... edema in both lungs ... #Alveolar #Edema ... #RadiologyAssistant
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
Filling of the alveolar ... spaces with pus, edema ... or interstitial lung ... Diagnosis #Radiology #Pulmonary ... #Differential #RadiologyAssistant