6295 results
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
Respiratory Distress Syndrome ... mm Hg < PaO2 / FiO2 ... mm Hg < PaO2 / FiO2 ... Respiratory #Distress #Syndrome ... Definition #Criteria #Diagnosis
Understanding & Treating ARDS - Acute Respiratory Distress Syndrome

•  Timing - within one week of
Respiratory Distress Syndrome ... Oxygenation PaO2/FiO2 ... Distress #Acute #Syndrome ... #Diagnosis #Management
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
A-a gradient = [FiO2 ... Hypoventilation Syndrome ... Elevation, Low Fio2 ... Hepatopulmonary Syndrome ... #differential #diagnosis
The Berlin Definition of Acute Respiratory Distress Syndrome (ARDS)

Chest imaging - Bilateral opacities—not fully explained by
Respiratory Distress Syndrome ... mm Hg < PaO2 / FiO2 ... mm Hg < PaO2 / FiO2 ... >= 5cm H2O #Diagnosis ... Respiratory #Distress #Syndrome
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
Respiratory Distress Syndrome ... or CXR ● PaO2/FiO2 ... RespiratoryDistress #Syndrome ... Summary #CheatSheet #Diagnosis
Intraoperative Hypertension - Guidelines for Crises in Anaesthesia
Hypertension is most commonly due to inappropriate depth of
check measured FiO2 ... alfentanil can be diagnostic ... overload / TURP syndrome ... Intraoperative #Checklist #Diagnosis
Mask Oxygen Delivery Devices

Simple Mask aka Hudson's Mask:
 • Flow 6-10 LPM
 • FiO2 35-50%
Face Tent:
Flow 6-10 LPM • FiO2 ... 10-15 LPM • FiO2 ... Flow 2-15 LPM • FiO2 ... 10-15 LPM • FiO2 ... 10-15 LPM • FiO2
Oxygen Delivery Systems
Nasal Cannula:
 • Flow: 1 - 6 L/min
 • FiO2: 25 - 40% (-4%/L
- 6 L/min • FiO2 ... - 10 L/min • FiO2 ... - 15 L/min • FiO2 ... on valve) • FiO2 ... - 15 Lmin • FiO2
Oxygen Delivery by Device

Nasal Cannula 
• Indicated for low-flow, low-percentage supplemental oxygen. 
• Flow rate of
high percentage FiO ... set to desired FiO2 ... deliver desired FiO ... Oxygen #Delivery #FiO2
Central Cord Syndromes
 - Anterior Cord Syndrome
 - Central Cord Syndrome
 - Brown Sequard Syndrome

#CentralCord #Syndromes
Central Cord Syndromes ... Anterior Cord Syndrome ... - Central Cord Syndrome ... Brown Sequard Syndrome ... BrownSequard #Neurology #Diagnosis