236 results
Hypoxia and Hypoxemia - Overview
Hypoxia - insufficient oxygen delivered to tissues to meet demands
Hypoxemia - low
O2 is inspired) PAO2 ... reaches the alveoli) PaO2 ... Low SvO2 → Low PaO2 ... Hypoxemia #summary #pulmonary ... #differential #diagnosis
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 ... /0.8)] - PaO2 Simplified ... /0.8)] - PaO2 Normal ... #differential #diagnosis
Acid-Base Disorders - Differential Diagnosis Algorithm
Acidemia (pH < 7.35)
 • Metabolic Acidosis (HCO3 < 24mmol/L) CO2
Acid-Base Disorders ... - Differential Diagnosis ... Algorithm Acidemia ... #Differential #Diagnosis ... #Algorithm #Causes
Respiratory Acid-Base Disorders - Diagnosis Algorithm

#Respiratory #AcidBase #Disorders #Diagnosis #Algorithm #Pulmonary #Acidosis #Alkalosis
Respiratory Acid-Base ... Disorders - Diagnosis ... Algorithm #Respiratory ... AcidBase #Disorders #Diagnosis ... #Algorithm #Pulmonary
Platypnea-Orthodeoxia Syndrome on Physical Exam
The case of a patient with a diagnosis of cirrhosis and platypnea-orthodeoxia
Physical Exam The case ... patient with a diagnosis ... there is a drop in SaO2 ... to 90% (and in paO2 ... #respiratory #pulmonary
â–º
PLACO Mnemonic - Approach to Acid-Base Disorders
P - Determine the pH
L - Labs: PCO2 & HCO3
A
Approach to Acid-Base ... pH L - Labs: PCO2 ... AcidBase #Acid #Base ... #diagnosis #nephrology
Hypoxemia vs Hypoxia
Hypoxemia - Partial pressure of arterial oxygen (PaO2) is below normal
Hypoxia - Insufficient oxygen
arterial oxygen (PaO2 ... compensate for low PaO2 ... #differential #diagnosis ... #comparison #pulmonary
Acid Base Disorders Worksheet

Step 1: Gather the necessary data (Na+, CI-, HCO3-, PH, pCO2). Preferably, all
Acid Base Disorders ... CI-, HCO3-, PH, pCO2 ... Step 7: Make the diagnoses ... joshsteinbergMD #Acid #Base ... Disorders #Worksheet #diagnosis
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
consistent with pulmonary ... lung collapse, or pulmonary ... - 200 mm Hg < PaO2 ... - 100 mm Hg < PaO2 ... Definition #Criteria #Diagnosis
Acid Base Compensation - Directions - If all three variables (pH, HCO2, pCO2) move in the
Acid Base Compensation ... variables (pH, HCO2, pCO2 ... #Diagnosis #Nephro