10 results
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
A-a gradient = [FiO2 ... chest) • Low PiO2 ... Elevation, Low Fio2 ... Intracardiac, Pulmonary ... #differential #diagnosis
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
consistent with pulmonary ... lung collapse, or pulmonary ... mm Hg < PaO2 / FiO2 ... mm Hg < PaO2 / FiO2 ... Definition #Criteria #Diagnosis
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
leading to increased pulmonary ... consistent with pulmonary ... or CXR ● PaO2/FiO2 ... Summary #CheatSheet #Diagnosis
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
type of hypoxia) PIO2 ... Hypoxemia #summary #pulmonary ... #differential #diagnosis
Uncommon Causes of Noncardiogenic Pulmonary Edema (NCPE) - Differential Diagnosis Framework

High Altitude Pulmonary Edema:
 • Accumulation
Noncardiogenic Pulmonary ... - Differential Diagnosis ... High Altitude Pulmonary ... dissolved in the PaO2/FiO2 ... #differential #diagnosis
Weakness - Differential Diagnosis Framework

Approach To Weakness:
 • Non-neuromuscular disorder (Cardiac, pulmonary etc)
 • CNS ->
- Differential Diagnosis ... disorder (Cardiac, pulmonary ... venom from animal bites ... #Differential #Diagnosis
Community Acquired Pneumonia (CAP) - Diagnosis and Management

Pneumonia Signs/Symptoms:
 • Confusion/disorientation (LR + 1.9)
 • Cough
Pneumonia (CAP) - Diagnosis ... • PaO2/FiO2 ratio ... Pneumonia #CAP #Diagnosis ... Management #treatment #Pulmonary
Increased Airway Pressure - Guidelines for Crises in Anaesthesia

Using these steps from start to end should
check measured FiO2 ... o Aspiration, pulmonary ... Intraoperative #Checklist #Diagnosis
TRALI Diagnostic Criteria
TRALI type 1 - Patients who have no risk factors for ARDS and meet
TRALI Diagnostic ... Hypoxemia (PaO2/FiO2 ... evidence of bilateral pulmonary ... mild ARDS (PaO2/FiO2 ... #Criteria #pulmonary
Intraoperative Hypoxia / Desaturation / Cyanosis - Guidelines for Crises in Anaesthesia
Using these steps from start
check measured FiO2 ... o Aspiration, pulmonary ... Intraoperative #Checklist #Diagnosis