2217 results
Acid-Base Disorders - Differential Diagnosis Algorithm
Acidemia (pH < 7.35)
 • Metabolic Acidosis (HCO3 < 24mmol/L) CO2
Acid-Base Disorders - Differential ... Diagnosis Algorithm ... Respiratory Alkalosis (pCO2 ... AcidBase #Disorders #Differential ... #Diagnosis #Algorithm
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 ... : Atelectasis, ARDS ... Hypoxia #hypoxemia #differential ... #diagnosis
Acid Base Compensation - Directions - If all three variables (pH, HCO2, pCO2) move in the
variables (pH, HCO2 ... , pCO2) move in ... #Diagnosis #Nephro
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
Capnography
Measurement of exhaled carbon dioxide can be used to confirm ETT placement, for safer procedural sedation,
- Alveolar CO2 ... • PvCO2 - Mixed ... venous CO2 • ... PaCO2 - Arterial ... waveforms #patterns #diagnosis
Mechanical ventilation in obese patients according to the i-STAR Algorithm
Intubate
 • Anticipate difficult airway management and
5 cmH20 in non-ARDS ... and non-ARDS) ... > 7.25 in non-ARDS ... and ARDS, tolerate ... minimal to keep PaO2
Understanding & Treating ARDS - Acute Respiratory Distress Syndrome

•  Timing - within one week of
Understanding & Treating ARDS ... Impaired Oxygenation PaO2 ... @nickmmark #ARDS ... Acute #Syndrome #Diagnosis
Acid Base Disorders Worksheet

Step 1: Gather the necessary data (Na+, CI-, HCO3-, PH, pCO2). Preferably, all
CI-, HCO3-, PH, pCO2 ... Step 7: Make the diagnoses ... using the differentials ... Disorders #Worksheet #diagnosis ... #differential
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 ... >= 5cm H2O #ARDS ... Definition #Criteria #Diagnosis
What's in a Blood Gas? VBG vs ABG

BOTTOM LINE: VBG is less painful, more easily obtained
very well, and PvCO2 ... #EBM #Diagnosis ... Comparison #PH #PCO2