9 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!
Hypoxemia in Anesthesiology ... - Differential ... • 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
Community Acquired Pneumonia - Presenting Features
 • History in favor of CAP: Dyspnea, Cough, particularly if
Community Acquired ... , Tachycardia, Hypoxemia ... when secondary to bacterial ... breaths/min, PaO2 / FiO2 ... diagnosis #signs #symptoms
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
- Respiratory symptoms ... new or worsening symptoms ... by the ratio of arterial ... severity of the hypoxemia ... mm Hg < PaO2 / FiO2
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
Edema (NCPE) - Differential ... dissolved in the PaO2/FiO2 ... • Symptoms: Hypoxemic ... of the spiral arteries ... edema #causes #differential
Community Acquired Pneumonia (CAP) - Diagnosis and Management

Pneumonia Signs/Symptoms:
 • Confusion/disorientation (LR + 1.9)
 • Cough
Community Acquired ... Pneumonia Signs/Symptoms ... (LR + 2.7) • Hypoxia ... • PaO2/FiO2 ratio ... or CT Scan Bacterial
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
inflammation Symptoms ... Chronic cough • Hypoxia ... polycythemia from chronic hypoxia ... CT) • Broncho-arterial ... Bronchiectasis #pulmonary #differential
Immune Reconstitution Inflammatory Syndrome - Overview of IRIS

What Is IRIS?
	• A state of hyperinflammatory response that
drug-resistant infection, bacterial ... (fever, cough, hypoxia ... Confusion, visual symptoms ... Leishmaniasis Differential ... Inflammatory #Syndrome #Differential