21 results
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
A-a gradient = PAO2 ... - PaO2 A-a gradient ... Weakness, Loss of Chest ... Elasticity (flail chest ... : Atelectasis, ARDS
PROSEVA definition of ARDS
Thus, the PROSEVA trial essentially modifies the Berlin definition of ARDS, with the
definition of ARDS ... definition of ARDS ... requires that the PaO2 ... #Diagnosis #CriticalCare ... #ARDS #PROSEVA
Understanding & Treating ARDS - Acute Respiratory Distress Syndrome

•  Timing - within one week of
Understanding & Treating ARDS ... Impaired Oxygenation PaO2 ... @nickmmark #ARDS ... Diagnosis #Management #CriticalCare
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
Distress Syndrome (ARDS ... be present on a chest ... severity of the ARDS ... >= 5cm H2O #ARDS ... Criteria #Diagnosis #CriticalCare
Mechanical ventilation in obese patients according to the i-STAR Algorithm
Intubate
 • Anticipate difficult airway management and
6 mL'kg PBW in ARDS ... 8 mL4(g in non-ARDS ... minimal to keep PaO2 ... and non ARDS, no ... obese #Management #CriticalCare
Acid-Base Balance & ABG Normal Ranges Visualization #AcidBase #ABG #Medicine #Physiology #CriticalCare
Base Excess BE -2 to
Visualization #AcidBase ... Medicine #Physiology #CriticalCare ... metabolic acidosis), paCO2 ... HCO3+Cl) 10-18 paO2
Acid-Base Balance & ABG Normal Ranges Visualization #AcidBase #ABG #Medicine #Physiology #CriticalCare
Base Excess BE -2 to
Visualization #AcidBase ... Medicine #Physiology #CriticalCare ... metabolic acidosis), paCO2 ... HCO3+Cl) 10-18 paO2
Acute Respiratory Distress Syndrome – ARDS: Clinical Cheat Sheet

An acute diffuse, inflammatory lung injury, leading to
Distress Syndrome – ARDS ... on CT or CXR ● PaO2 ... sepsis-associated ARDS ... days after dx of ARDS ... Diagnosis #Management #CriticalCare
COVID-19 Chest CT - Case 7 - This one looks like full on ARDS

Batch of COVID-19
COVID-19 Chest CT ... looks like full on ARDS ... with fibrosis/ARDS ... COVID19 #SARSCoV2 #CTChest ... #Clinical #CriticalCare
The Berlin Definition of Acute Respiratory Distress Syndrome (ARDS)

Chest imaging - Bilateral opacities—not fully explained by
Distress Syndrome (ARDS ... ) Chest imaging ... - 200 mm Hg < PaO2 ... #Diagnosis #CriticalCare ... #ARDS #Acute #Respiratory