22 results
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
throughout the lungs ... hematogenous spread of a disease ... rarely typical pneumonia ... #CXR #clinical ... #CT
Lung Abscess - Diagnosis and Management Summary

Lung Abscess Etiology:
 • Necrosis of lung parenchyma by a
Lung Abscess - Diagnosis ... Lung Abscess - Clinical ... Blood cultures • CXR ... ) • CXR upright ... CT Lung Abscess
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
CT demonstrates ... can suggest the diagnosis ... in the proper clinical ... #Clinical #Radiology ... #CXR #CTChest #
IgG4-Related Disease
Clinical history:  Man, 60 years, multiorgan involvement, unique or multiple inflammatory pseudotumor
4 phenotypes:
 •
IgG4-Related Disease ... Clinical history ... biliary, renal, lung ... concentration PET-CT ... workup #treatment #rheumatology
Left-Middle-Lobe Pneumonia - Radiography of the chest revealed a cardiac apex, aortic arch, and gastric bubble
infiltrate in the left lung ... was diagnosed. ... #Clinical #Radiology ... #CXR #Kartagener ... #NEJM
There is a hydropneumothorax.
Notice the air-fluid level (blue arrow).
The upper lobe is still attached to the
attached to the chest ... disease. ... is a possible diagnosis ... #Clinical #Radiology ... #CXR #Pneumothorax
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
failure, COPD, Lung ... Evaluation: Imaging (CXR ... +/- High res CT ... Infectious Diseases ... HIVAIDS #workup #diagnosis
Common Variable Immunodeficiency (CVID)

What?
CVID: Immunodeficiency disorder with hypogammaglobulinemia -> increased infection risk secondary to impaired B-cell
to 8 years Clinical ... • Chronic lung ... lymphocytic interstitial lung ... Chest CT: • Ground-glass ... community-acquired infections: Pneumonia
Progressive Massive Fibrosis aka Complicated Silicosis.
Silicosis is a fibrotic lung disease caused by inhalation of crystalline
is a fibrotic lung ... disease caused ... Calcification (seen in CT ... Fibrosis #Silicosis #clinical ... #radiology #CXR
Based on the images alone, it is usually not possible to determine the cause of the
between these chest ... nodular interstitial lung ... disease, that is ... #Clinical #Diagnosis ... #Radiology #CXR