717 results
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
A-a gradient = [FiO2 ... chest) • Low PiO2 ... Elevation, Low Fio2 ... #differential #diagnosis
Berlin Criteria for Acute Respiratory Distress Syndrome (ARDS) 
- Respiratory symptoms must have begun within one
inspired oxygen (PaO2/FiO2 ... mm Hg < PaO2 / FiO2 ... mm Hg < PaO2 / FiO2 ... Severe - PaO2 / FiO2 ... Definition #Criteria #Diagnosis
Pathophysiology Based Approach to Hyponatremia - Diagnostic Algorithm

Not the "classic" Volume based approach. 

#Hyponatremia #Algorithm #Pathophysiology
Pathophysiology ... Hyponatremia - Diagnostic ... Hyponatremia #Algorithm #Pathophysiology ... #Diagnosis #Differential
PROSEVA definition of ARDS
Thus, the PROSEVA trial essentially modifies the Berlin definition of ARDS, with the
that the PaO2/FiO2 ... that the PaO2/FiO2 ... #Diagnosis #CriticalCare
Low O2 saturation that does not respond to supplemental O2
- Key diagnostic feature (sat < 85%
supplemental O2 - Key diagnostic ... response to 100% FiO2 ... response to 100% FiO2 ... COPD, anemia) #Diagnosis
Polycythemia (Erythrocytosis) - Pathophysiology

#Polycythemia #Erythrocytosis #Pathophysiology #hematology #algorithm #differential #diagnosis
Erythrocytosis) - Pathophysiology ... Erythrocytosis #Pathophysiology ... #differential #diagnosis
Maculopapular - Diagnostic Algorithm
Pathophysiology:
- Catch-all term with a wide range of potential pathophysiologic mechanisms and causative
Maculopapular - Diagnostic ... Algorithm Pathophysiology ... range of potential pathophysiologic ... - Pathophysiology ... Immunocompromised #Diagnosis
Understanding & Treating ARDS - Acute Respiratory Distress Syndrome

•  Timing - within one week of
Oxygenation PaO2/FiO2 ... Acute #Syndrome #Diagnosis
Jaundice - Pathophysiology and Causes

- Amy Chung, MD, MSc @AmyChung 

#Jaundice #Pathophysiology #Differential #Unconjugated #Causes #Diagnosis
Jaundice - Pathophysiology ... #Jaundice #Pathophysiology ... Unconjugated #Causes #Diagnosis
Pathophysiology, Signs and Symptoms of Hemolytic Anemia

#Pathophysiology #Hemolytic #Anemia #hematology #diagnosis #signs #symptoms
Pathophysiology, ... Hemolytic Anemia #Pathophysiology ... Anemia #hematology #diagnosis