39 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... Differential Diagnosis Algorithm ... Ventilation/perfusion ... • Interstitial lung ... #Diagnosis #Algorithm
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
: Interstitial lung ... ventilation (V) in the lungs ... direction leads to hypoxemia ... bypassing the lungs ... #Failure #hypoxia
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Hypoxemia Differential ... Diagnosis Algorithm ... (↑Shunting), ↓Perfusion ... #Diagnosis #Algorithm ... #pulmonary #Aa
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Response Management Algorithm ... pneumonia • Water: pulmonary ... atelectasis • Lung ... Diagnosis #Management #Algorithm ... #rapid #pulmonary
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation: CNS of Respiratory ... Embolism, Obstructive Lung ... Disease and more • Diffusion ... , Interstitial Lung ... #Hypoxia #hypoxemia
COVID-19 RESPIRATORY PATHWAY ALGORITHM
Awake proning may help with oxygenation
Permissive hypoxemia, if closely monitored and in the
PATHWAY ALGORITHM ... oxygenation Permissive hypoxemia ... absence of AMS/poor perfusion ... #Support #ALGORITHM ... Coronavirus #SARSCOV2 #Hypoxemia
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Pulmonary Pathology ... Possible small plural effusion ... Possible bilateral effusion ... severity Acute Respiratory ... sliding Pulmonary
General schema for respiratory support in patients with COVID-19
Low flow nasal cannula
 • Typically set at
General schema for respiratory ... useful to allow for lung-protective ... use conventional lung-protective ... Care @iBookCC #respiratory ... #failure #algorithm
Main causes of diffuse parenchymal lung diseases.

#differential #algorithm #diagnosis #causes #DPLD #ILD #parenchymal #lung #diseases #pulmonary
diffuse parenchymal lung ... #differential #algorithm ... #parenchymal #lung ... #diseases #pulmonary ... #respiratory
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
consistent with pulmonary ... explained by pleural effusions ... lobar collapse, lung ... collapse, or pulmonary ... severity of the hypoxemia