31 results
Lung Infections in HIV - Differential Diagnosis Framework

Disease by CD4 Count:
Any CD4 Count:
 • Mycobacterium tuberculosis,
Rapid onset of a ... involvement MAI ... factor • May cause ... : • Focal pneumonia ... Infections #HIV #AIDS #pulmonary
Chest Pain - Differential Diagnosis Algorithm
Cardiovascular Causes:
 - Outflow Obstruction
     • Aortic
Diagnosis Algorithm ... Infarction • Stable ... Parenchymal • Pneumonia ... ChestPain #Noncardiac #Cardiology ... Differential #Diagnosis #Algorithm
Lobar pneumonia
On the chest x-ray there is an ill-defined area of increased density in the right
On the chest x-ray ... right hilus is in a ... is most likely a ... weight loss or long ... #Clinical #Radiology
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
IIPs) comprise a ... indicates unknown cause ... listed in the table ... #Diagnosis #Radiology ... #Pulmonary #CTChest
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
diagnosis The table ... A way to think of ... pneumonia caused ... #Diagnosis #Radiology ... #Pulmonary #CXR
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... between these chest ... Lobar pneumonia ... nodular interstitial lung ... Clinical #Diagnosis #Radiology
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
parenchyma by a ... • Most common cause ... : Aspiration pneumonia ... radiograph shows a ... #Abscess #pulmonary
Stage I - Redistribution
In a normal chest film with the patient standing erect, the pulmonary vessels
normal chest film ... supplying the upper lung ... supplying the lung ... The pulmonary vascular ... #Clinical #Radiology
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 • Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
complex • Nodular/Masses ... Actinomyces spp., NHL; Lung ... Kaposi's Sarcoma • Focal ... Pyogenic bacterial pneumonia ... diagnosis #chestCT #radiology
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
in interstitial lung ... low attenuation (table ... On a Chest X-Ray ... #Diagnosis #Radiology ... #Pulmonary #CXR