53 results
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
Hypoxia and Hypoxemia ... - low oxygen in ... blood flow to tissues ... output) - Low ... #pulmonary #differential
Hypoxemia vs Hypoxia
Hypoxemia - Partial pressure of arterial oxygen (PaO2) is below normal
Hypoxia - Insufficient oxygen
Hypoxemia vs Hypoxia ... Hypoxemia - Partial ... without hypoxia ... compensate for low ... diagnosis #comparison #pulmonary
Hyperacute Hypoxemia - Workup and Management
Differential Diagnosis: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
Hyperacute Hypoxemia ... Aspiration, Flash Pulmonary ... Bronchospasm, Pulmonary ... • High Flow ... #Hypoxia #Workup
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... Differential Diagnosis Algorithm ... lung disease • Pulmonary ... #Diagnosis #Algorithm ... #Causes #Pulmonary
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

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

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Hypoxemia / Hypoxia ... Response Management Algorithm ... pneumonia • Water: pulmonary ... Diagnosis #Management #Algorithm ... #rapid #pulmonary
General schema for respiratory support in patients with COVID-19
Low flow nasal cannula
 • Typically set at
flow nasal cannula ... in more severe hypoxemia ... for refractory hypoxemia ... #criticalcare #hypoxia ... #failure #algorithm
A Non-Invasive approach to Respiratory Failure
 • COPD and Ventilatory Failure → NiPPV with Bi-level Settings
Settings • CHF / Pulmonary ... or ARDS → High-Flow ... Failure #management #hypoxia
Proposed Respiratory Support Algorithm in COVID19

The ‘intubate early’ paradigm, where patients who “fail” low flow oxygen
Respiratory Support Algorithm ... patients who “fail” low ... flow oxygen (e.g ... #criticalcare #hypoxia ... #failure #algorithm
Diagnosis of Pulmonary Embolism in Pregnancy - EMCases Algorithm

Clinical Pearls:
 - Reproducible chest wall tenderness does
Diagnosis of Pulmonary ... Pregnancy - EMCases Algorithm ... unmask underlying hypoxia ... #Algorithm #Pulmonary