4 results
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Hypoxemia Differential ... neuromuscular disease ... , ↓ chest wall compliance ... #Hypoxia #Differential ... #pulmonary #Aa
Causes of Hypoxemia- Differential Diagnosis Algorithm
Ventilation/perfusion Mismatch
 • Airway Disease (Asthma, COPD)
 • Vascular (PE*)
 •
- Differential Diagnosis ... Algorithm Ventilation ... • Interstitial lung ... diseasePulmonary ... #Hypoxia #Differential
Hypoxemia / Hypoxia - Rapid Response Management Algorithm

Stridor - Upper airway pathology:
 • Anaphylaxis
 • Foreign
Response Management Algorithm ... asthma • Pleural disease ... atelectasis • Lung ... #Hypoxia #differential ... #rapid #pulmonary
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Embolism, Obstructive Lung ... , Interstitial Lung ... UnremarkableLab #AA ... #Hypoxia #hypoxemia ... #differential #