31 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
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Hypoxemia / Hypoxia ... Rapid Response Management ... atelectasis • Lung ... Sophia_Hayes_MD #Hypoxemia ... #Hypoxia #differential
Hyperacute Hypoxemia - Workup and Management
Differential Diagnosis: Aspiration, Flash Pulmonary Edema, Mucous Plugging, Bronchospasm, Pulmonary Embolism,
Hyperacute Hypoxemia ... - Workup and Management ... (JVP, edema), Lung ... #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
General schema for respiratory support in patients with COVID-19
Low flow nasal cannula
 • Typically set at
General schema for respiratory ... in more severe hypoxemia ... for refractory hypoxemia ... support #COVID19 #management ... #criticalcare #hypoxia
A Non-Invasive approach to Respiratory Failure
 • COPD and Ventilatory Failure → NiPPV with Bi-level Settings
Non-Invasive approach to Respiratory ... Settings • CHF / Pulmonary ... #NonInvasive #Respiratory ... #Failure #management ... #hypoxia #NIV
Multifocal Atrial Tachycardia (MAT)
• At least 3 different P wave morphologies: 
• Rate 100-180
• Irregular 
Etiology
Secondary to chronic lung ... disease (COPD) • Hypoxia ... • Pulmonary hypertension ... Management ... Diagnosis #ECG #EKG #Management
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
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