14 results
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... • Interstitial lung ... Hypoventilation Syndrome ... Abnormalities #Hypoxemia ... #Hypoxia #Differential
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Hypoxemic Respiratory ... obesity-hypoventilation syndrome ... direction leads to hypoxemia ... hepatopulmonary syndrome ... #hypoxia #Differential
Hyperacute Hypoxemia - Workup and Management
Differential Diagnosis: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
Hyperacute Hypoxemia ... - Workup and Management ... stacked nebs • PE ... #Hyperacute #Hypoxemia ... #Hypoxia #Workup
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Hypoventilation: CNS of Respiratory ... Hypoventilation Syndrome ... Hepatopulmonary Syndrome ... , Interstitial Lung ... #Hypoxia #hypoxemia
Ventilator Troubleshooting Summary
High PIP, nl Pplat:
 - DDx: Tubing problem, Bronchospasm, Secretions
 - Next Steps: Check
DDx: Obstructive lung ... , Insufficient expiratory ... Bronchodilators/Steroids Hypoxemia ... Troubleshooting #diagnosis #management ... #pulmonary #mechanical
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
Acute Respiratory ... Distress Syndrome ... leading to increased pulmonary ... congestion with hypoxemia ... consistent with pulmonary
ExtraCorporeal Membrane Oxygenation (ECMO) Fundamentals
Definitions:
 • ExtraCorporeal Membrane Oxygenation (ECMO) provides prolonged pulmonary and/or circulatory support
provides prolonged pulmonary ... VV: Refractory hypoxemia ... /mixed respiratorv ... overdose, massive PE ... Oxygenation #diagnosis #management
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
Distress Syndrome ... consistent with pulmonary ... lobar collapse, lung ... collapse, or pulmonary ... severity of the hypoxemia
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
blood cells in the lung ... Lethargic and severely hypoxemic ... Sudden onset of hypoxemic ... • Symptoms: Hypoxemic ... dyspnea, tachypnea, hypoxemia
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Chronic cough • Hypoxia ... • Mounier-Kuhn syndrome ... polycythemia from chronic hypoxia ... in the adjacent lung ... of the affected lung