4 results
Approach to the A-a Gradient
A-a gradient = PAO2 - PaO2
A-a gradient = [FiO2 x (Patm -
: Atelectasis, ARDS ... , Pneumonia and ... Disease, Interstitial ... , Interstitial Lung ... diagnosis
Pulmonary Pathology and Associated Lung Ultrasound Findings
Pneumothorax:
 - No lung sliding/barcode sign
 - Lung point (hard
reflection) Pneumonia ... Syndrome (ARDS) ... #differential # ... diagnosis #signs ... #Lung #POCUS #ultrasound
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
in HIV - Differential ... • CT: Halo sign ... factor • May cause ... , pleural effusion ... #AIDS #pulmonary
Immune Reconstitution Inflammatory Syndrome - Overview of IRIS

What Is IRIS?
	• A state of hyperinflammatory response that
/AIDS patients ... be present: • AIDS ... infiltrates, pleural ... effusions, CNS ... #Diagnosis #Management