3 results
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 ... Left Shunt - Anatomic ... : Atelectasis, ARDS ... Hypoxia #hypoxemia #differential
PA view
On the PA chest-film it is important to examine all the areas where the lung
for instance the normal ... with loss of the normal ... the silhouette sign ... #Clinical #Anatomy ... Radiology #CXR #Normal
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
in HIV - Differential ... • CT: Halo sign ... Exam: Can be normal ... Infections #HIV #AIDS ... #pulmonary #differential