22 results
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
obesity-hypoventilation syndrome ... : Interstitial lung ... direction leads to hypoxemia ... hepatopulmonary syndrome ... #Failure #hypoxia
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... • Vascular (PE ... • Interstitial lung ... disease • Pulmonary ... Hypoventilation Syndrome
Hyperacute Hypoxemia - Workup and Management
Differential Diagnosis: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
- Workup and Management ... Bronchospasm, Pulmonary ... (JVP, edema), Lung ... POCUS (B-lines, lung ... stacked nebs • PE
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
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
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
Pulmonary Pathology ... severity Acute Respiratory ... Distress Syndrome ... Embolism (PE): ... massive/submassive PE
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
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
Approach to Eosinophilic Lung Diseases
 • Acute Eosinophilic Pneumonia (< 1 wk) - ~30yo, M; Recent
to Eosinophilic Lung ... Hypereosinophilic Syndrome ... (> 6 mo) - Respiratory ... Infectious (Variable) - Fungal ... #Diseases #pulmonary