13 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... Airway Disease (Asthma ... • Interstitial lung ... Abnormalities #Hypoxemia ... #Hypoxia #Differential
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Hypoxemia / Hypoxia ... pneumothorax, COPD/asthma ... atelectasis • Lung ... Sophia_Hayes_MD #Hypoxemia ... #Hypoxia #differential
First-line therapies for Asthma, Asthma-COPD Overlap and COPD

The diagnosis of COPD, asthma, and ACO initially requires
symptoms, and spirometry ... corticosteroids; LABA = long-acting ... agonist; LAMA = long-acting ... Overlap #FirstLine #Differences ... #Algorithm #Treatment
Asthma vs COPD Presentation and Diagnosis
Asthma:
 • Epidemiology: Age usually < 45, History (personal or family)
Asthma vs COPD Presentation ... and Diagnosis Asthma ... Variably abnormal spirometry ... bronchodilator, Spirometry ... Hyperresonance, Hypoxemia
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
: Interstitial lung ... direction leads to hypoxemia ... Causes: Pneumonia, asthma ... bypassing the lungs ... Respiratory #Failure #hypoxia
General schema for respiratory support in patients with COVID-19
Low flow nasal cannula
 • Typically set at
in more severe hypoxemia ... use conventional lung-protective ... for refractory hypoxemia ... #criticalcare #hypoxia ... #failure #algorithm
Nail Clubbing - Differential Diagnosis Algorithm
Bronchopulmonary Disease
 • Bronchiectasis
 • Chronic Lung Infection
 • Lung Cancer
Differential Diagnosis Algorithm ... Bronchiectasis • Chronic Lung ... Infection • Lung ... Fibrosis • Chronic Hypoxia ... Differential #Diagnosis #Algorithm
Causes of Pulmonary Hypertension - Differential Diagnosis Algorithm
Pulmonary Arterial Hypertension
 • Idiopathic
 • Associated with:
Differential Diagnosis Algorithm ... • Valvular Lung ... Disease and/or Hypoxemia ... • Interstitial Lung ... Differential #Diagnosis #Algorithm
Acid Base and Blood Gas Analysis
1. pH - What’s the primary disturbance?
2. pCO2 - What’s the
obstruction • COPD, asthma ... alkalosis drive • Hypoxemia ... acidbase #workup #algorithm
Proposed Respiratory Support Algorithm in COVID19

The ‘intubate early’ paradigm, where patients who “fail” low flow oxygen
Respiratory Support Algorithm ... patients with COVID lung ... #criticalcare #hypoxia ... #failure #algorithm