28 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... Mismatch • Airway Disease ... • Parenchymal Disease ... • Interstitial lung ... diseasePulmonary
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
Diseases (ILD) ... • Idiopathic pulmonary ... fibrosis (IPF), ... disease (RB-ILD ... #Diseases #ILD
Acute Hypoxemia - Differential Diagnosis
 • Hyperacute: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
Acute Hypoxemia ... Hemorrhage • Impaired Diffusion ... : ILD, pHTN, Advanced ... Shock • Airway Disease ... #hypoxia #Differential
Diagnostic algorithm for idiopathic pulmonary fibrosis, in part adapted from the ATS/ERS consensus statement. HRCT =
fibrosis, in part ... computerised tomography; ILD ... = interstitial lung ... disease; IPF = ... #Fibrosis
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
pneumonia • Water: pulmonary ... asthma • Pleural disease ... atelectasis • Lung ... fibrosis RR ... Algorithm #rapid #pulmonary
Schematic classification of interstitial lung diseases according to aetiology. The finding of histological usual interstitial pneumonitis
of interstitial lung ... diseases according ... of idiopathic pulmonary ... fibrosis. ... #ILD #Classification
COVID-19 Findings on Lung ultrasound
 - Thickened pleural line
 - B lines (multifocal, discrete, or confluent)
19 Findings on Lung ... ultrasound - ... consolidation - Pleural effusion ... patients with pulmonary ... fibrosis Elena
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Embolism, Obstructive Lung ... • Diffusion Defect ... : Pulmonary Fibrosis ... , Interstitial Lung ... #Hypoxia #hypoxemia
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
: Interstitial lung ... diseases, pulmonary ... direction leads to hypoxemia ... bypassing the lungs ... Respiratory #Failure #hypoxia
Upper Lobe Lung Diseases - STAR CHASERS Mnemonic

S - Silicosis
T - Tuberculosis
A - Ankylosing Spondylitis
R -
Upper Lobe Lung ... Radiation C - Cystic Fibrosis ... ventilation to perfusion ... Pulmonary Diseases ... clearance: - Cystic Fibrosis