24 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
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
COVID-19 on Lung POCUS - Day 2

Day 2 after COVID diagnosis. Less sore throat, cough &
COVID-19 on Lung ... bilateral pleural effusion ... #clinical #lung ... #ultrasound #pulmonary ... BLines #POCUS #Effusion
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COVID-19 RESPIRATORY PATHWAY ALGORITHM
Awake proning may help with oxygenation
Permissive hypoxemia, if closely monitored and in the
COVID-19 RESPIRATORY ... PATHWAY ALGORITHM ... oxygenation Permissive hypoxemia ... absence of AMS/poor perfusion ... FOAMpodcast #COVID19
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 ... Respiratory #Failure #hypoxia
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
One-page resource for Lung POCUS in COVID19:
- likely (unproven) sensitive due to peripheral distribution of lesions
One-page resource for Lung ... POCUS in COVID19 ... CT - pleural effusions ... #POCUS #COVID19 ... #coronavirus #pulmonary
Proposed Respiratory Support Algorithm in COVID19

The ‘intubate early’ paradigm, where patients who “fail” low flow oxygen
Respiratory Support Algorithm ... in COVID19 The ... lung disease are ... #criticalcare #hypoxia ... #failure #algorithm
General schema for respiratory support in patients with COVID-19
Low flow nasal cannula
 • Typically set at
patients with COVID ... useful to allow for lung-protective ... use conventional lung-protective ... respiratory #support #COVID19 ... #failure #algorithm
Proposed Pathophysiology of COVID19 Lung Injury

COVID19 Lung Injury model schematic based on 1) ACUTE thrombotic vascular
Pathophysiology of COVID19 ... Lung Injury ... COVID19 Lung Injury ... prone benefit via perfusion ... #Pulmonary