5 results
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Diagnosis Algorithm ... A-a Gradient Normal ... Gradient: • Right-to-Left ... #Diagnosis #Algorithm ... #pulmonary #Aa
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
Causes of Hypoxemia ... Differential Diagnosis Algorithm ... Ventilation/perfusion ... Intracardiac Right ... #Diagnosis #Algorithm
Causes of Pleural Effusion - Differential Diagnosis Algorithm
Exudative Effusion:
 - Pulmonary
     •
Differential Diagnosis Algorithm ... Nephrotic Syndrome Light's ... Upper Limit of Normal ... Differential #Diagnosis #Algorithm ... #Lights #Criteria
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
/0.8)] - PaO2 Normal ... A-a gradient to normal ... Age-Adjusted Gradient • Right ... Disease and more • Diffusion ... #Hypoxia #hypoxemia
Type L:
 - Low elastance. The nearly normal compliance indicates that the amount of gas in
ventilation-to-perfusion ... , hypoxemia may ... and by loss of hypoxic ... this stage, the pulmonary ... - High right-to-left