17 results
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
Sign on Chest CT ... • SPN or mass ... #Halo #Sign #CT ... #diagnosis #radiology ... #clinical
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Pattern - Chest Radiology ... throughout the lungs ... Pattern #Chest #Radiology ... #pulmonary #CXR ... #clinical #CT
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
- Clinical manifestations ... - Imaging: • CXR ... - Diagnosis: ... legionella/strep, HIV ... ANA, RF, CCP, CPK
Radiographic appearances of pulmonary diseases in HIV/AIDS Patients
 • Diffuse Interstitial Infiltrates: Pneumocystis jirovecii, M.tuberculosis, Histoplasma
pulmonary diseases in HIV ... ., NHL; Lung cancer ... Pyogenic bacterial pneumonia ... #differential #diagnosis ... #chestCT #radiology
Pulmonary Infections in HIV-AIDS
Bacterial: 
 • No organism identified, Strep pneumoniae, H. influenzae, S.aureus, Streptococcus Grp
Infections in HIV-AIDS ... failure, COPD, Lung ... Evaluation: Imaging (CXR ... +/- High res CT ... HIVAIDS #workup #diagnosis
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 #
Notice that there are multiple densities in both lungs.
The larger ones are ill-defined and maybe there
densities in both lungs ... the differential diagnosis ... Biopsy revealed the diagnosis ... #Clinical #Radiology ... #CXR #Peripheral
Corona Radiata (Sunburst sign) on Chest CT
 • SPN or mass, with spiculated and inegular margins
sign) on Chest CT ... • SPN or mass, ... #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Left-Middle-Lobe Pneumonia - Radiography of the chest revealed a cardiac apex, aortic arch, and gastric bubble
Left-Middle-Lobe Pneumonia ... infiltrate in the left lung ... was diagnosed. ... #Clinical #Radiology ... #CXR #Kartagener
Based on the images alone, it is usually not possible to determine the cause of the
Lobar pneumonia ... Organizing pneumonia ... nodular interstitial lung ... #Clinical #Diagnosis ... #Radiology #CXR