74 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 ... (Patm - 47) - (PaCO2 ... Level) [150- (PaCO2 ... : Atelectasis, ARDS
COVID-19 ARDS - Surviving Sepsis Guidelines 
Mild - Moderate - Severe

Society of Critical Care Medicine -
COVID-19 ARDS - ... Guidelines #ARDS ... #COVID19 #management
COVID-19 patient with severe ARDS

Giuseppe Curigliano, MD, PhD @curijoey

Editor Note: Pt likely has severe underlying emphysema

#COVID19
COVID-19 patient ... with severe ARDS ... emphysema #COVID19 ... #ARDS #Severe #
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What's in a Blood Gas? VBG vs ABG

BOTTOM LINE: VBG is less painful, more easily obtained
very well, and PvCO2 ... Differences #Versus #Comparison ... #PH #PCO2 #Studies
ABG vs VBG: Arterial vs Venous Blood Gases

ABG
PROS: Tells you exactly what the arterial environment looks
looks like (pH, PaCO2 ... #Correlation #Comparison ... #pH #pCO2 #Diagnosis
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 ... SatO2 88-92% in ARDS ... and non ARDS, no
PROSEVA definition of ARDS
Thus, the PROSEVA trial essentially modifies the Berlin definition of ARDS, with the
definition of ARDS ... definition of ARDS ... requirement that the PaO2 ... requires that the PaO2 ... #CriticalCare #ARDS
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Lung Ultrasound in COVID 19 symptoms and a history of COPD

FAMUS @FAMUSultrasound

#Lung #Ultrasound #COVID19 #POCUS #COPD
Ultrasound in COVID ... Lung #Ultrasound #COVID19 ... COPD #Algorithm #Comparison
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
Distress Syndrome (ARDS ... severity of the ARDS ... - 200 mm Hg < PaO2 ... - 100 mm Hg < PaO2 ... >= 5cm H2O #ARDS
Lung Ultrasound in COVID 19 symptoms and a history of heart failure

FAMUS @FAMUSultrasound

#Lung #Ultrasound #COVID19 #POCUS
Ultrasound in COVID ... Lung #Ultrasound #COVID19 ... #POCUS #CHF #Comparison