3 results
Hypoxemia Differential Diagnosis Algorithm by A-a Gradient

Normal A-a Gradient:
 • ↓ Atmospheric pressure
 • Hypoventilation: CNS
Diagnosis Algorithm ... A-a Gradient Normal ... neuromuscular disease, ↓ chest ... #Diagnosis #Algorithm ... #pulmonary #Aa
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
Weakness, Loss of Chest ... Elasticity (flail chest ... UnremarkableLab #AA ... #Hypoxia #hypoxemia ... #differential #diagnosis
Abnormalities in Rate and Rhythm of Breathing 
Normal 
The respiratory rate is about 14—20 per min
disease, pleuritic chest ... consider infarction, hypoxia ... Breathing #Patterns #Pulmonary ... Abnormalities #Abnormal ... #Diagnosis #PhysicalExam