31 results
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
) PIO2 - atmospheric ... oxygen dissolved in arterial ... hemoglobin in arterial ... oxygen content of arterial ... #pulmonary #differential
Hypoxemia in Anesthesiology - Differential Diagnosis and Management 

Management: 

• increase Fi02 to 100% - verify!
- Differential ... Management: ... • increase Fi02 ... • arterial blood ... #Differential #
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
A-a gradient = [FiO2 ... Elevation, Low Fio2 ... Gradient #alveolar #arterial ... #pulmonary #Hypoxia ... #hypoxemia #differential
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
by the ratio of arterial ... severity of the hypoxemia ... mm Hg < PaO2 / FiO2 ... Hg with PEEP or CPAP ... mm Hg < PaO2 / FiO2
Hypoxemic Respiratory Failure - Differential Diagnosis Framework
DECREASED INSPIRED OXYGEN
 • Low PATM Can decrease first part
Hypoxemic Respiratory ... Failure - Differential ... OXYGEN • Low PATM Can ... shunting (eg, atrial ... #Differential #
General schema for respiratory support in patients with COVID-19
Low flow nasal cannula
 • Typically set at
the flow rate) CPAP ... • Titrate CPAP ... in more severe hypoxemia ... patients with PaO2/FiO2 ... support #COVID19 #management
Community Acquired Pneumonia - Presenting Features
 • History in favor of CAP: Dyspnea, Cough, particularly if
History in favor of CAP ... , Tachycardia, Hypoxemia ... when secondary to bacterial ... - Severe CAP present ... breaths/min, PaO2 / FiO2
Nasal Oxygen Delivery Devices
Nasal cannula can be used to deliver supplemental O2. Conventional nasal cannula are
rates & moderate FiO2 ... achieving a higher FiO2 ... In hypoxemic respiratory ... so FiO2 remains ... Delivery #Devices #management
Hepatopulmonary Syndrome - Diagnosis and Management Summary
A defect in arterial oxygenation due to a gas exchange
Diagnosis and Management ... Summary A defect in arterial ... upright position • Hypoxemia ... Quantifies degree of hypoxemia ... Can also be seen
A primer on the causes, evaluation and management of Acute Myocardial Infarction in Young Patients. 
Obstructive:
evaluation and management ... • Atheromatous CAD ... non-obstructive coronary arteries ... Non-atheromatous CAD ... cardiology #MINOCA #differential