16 results
Mechanical ventilation in obese patients according to the i-STAR Algorithm
Intubate
 • Anticipate difficult airway management and
ARDSnet low-PEEP table ... recruitment • FiO2 ... : avoid hyperoxia ... desaturation prioritise FiO2 ... obese #Management #CriticalCare
PROSEVA definition of ARDS
Thus, the PROSEVA trial essentially modifies the Berlin definition of ARDS, with the
definition of ARDS ... that the PaO2/FiO2 ... that the PaO2/FiO2 ... ratio remain stable ... #Diagnosis #CriticalCare
COVID-19 ARDS - Surviving Sepsis Guidelines 
Mild - Moderate - Severe

Society of Critical Care Medicine -
COVID-19 ARDS - ... Guidelines #ARDS ... COVID19 #management #criticalcare ... #hypoxia #survivingsepsis
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
Distress Syndrome (ARDS ... severity of the hypoxemia ... severity of the ARDS ... >= 5cm H2O #ARDS ... Criteria #Diagnosis #CriticalCare
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
A-a gradient = [FiO2 ... Elevation, Low Fio2 ... : Atelectasis, ARDS ... arterial #pulmonary #Hypoxia ... #hypoxemia #differential
Understanding & Treating ARDS - Acute Respiratory Distress Syndrome

•  Timing - within one week of
Understanding & Treating ARDS ... Oxygenation PaO2/FiO2 ... @nickmmark #ARDS ... Diagnosis #Management #CriticalCare
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
Distress Syndrome – ARDS ... congestion with hypoxemia ... or CXR ● PaO2/FiO2 ... days after dx of ARDS ... Diagnosis #Management #CriticalCare
General schema for respiratory support in patients with COVID-19
Low flow nasal cannula
 • Typically set at
in more severe hypoxemia ... for refractory hypoxemia ... patients with PaO2/FiO2 ... management #schema #criticalcare ... #hypoxia #failure
Oxygen Delivery Devices - Comparison
Low Flow:
 • Nasal cannula (1-6L, 24-40% FiO2)
 • Face mask (5-10L,
(1-6L, 24-40% FiO2 ... (5-10L, 35-60% FiO2 ... (5-15L, 35-50% FiO2 ... Devices #Comparison #table ... #pulmonary #criticalcare
TRALI Diagnostic Criteria
TRALI type 1 - Patients who have no risk factors for ARDS and meet
Acute onset, Hypoxemia ... (PaO2/FiO2 ≤ 300 ... (PaO2/FiO2 of 200 ... TRALI l, and b Stable ... Criteria #pulmonary #criticalcare