16 results
Chronic hypersensitivity pneumonitis
The key findings in chronic hypersensitivity pneumonitis are:
Mosaic pattern with areas of ground-glass atenuation
pneumonitis The ... hyperaerated secondary nodules ... and secondry nodules ... #Clinical #Radiology ... #CXR #CTChest #
Septic emboli
Septic emboli usually present as multiple ill-defined nodules.
In about 50% cavitation is seen.
CT demonstrates more
nodules. ... vessel sign (7) ... feeding vessel sign ... #Clinical #Radiology ... #CXR #CTChest #
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Organizing Pneumonia - Clinical ... - Imaging: • CXR ... irregular lines, nodular ... organizing pneumonia, Chronic ... BOOP #pulmonary #ILD
Subacute hypersensitivity pneumonitis
The key findings in the subacute hypersensitivity pneumonitis are:
ill-defined centrilobular nodules of ground-glass opacity
are: ill-defined ... centrilobular nodules ... opacity due to lung ... #Clinical #Radiology ... #CTChest #Hypersensitivity
Tree-in-Bud Sign on Chest CT
 • Multiple centrilobular nodules arranged in a linear branching pattern.
 •
centrilobular nodules ... bronchiolitis, aspiration pneumonitis ... #CT #Lung #Pulmonary ... #diagnosis #radiology ... #clinical #tree
On the left a chest film of a patient with UIP due to IPF.
The findings on
changes in the basal lung ... #Clinical #Radiology ... #CXR #CTChest # ... #Interstitial #Pneumonitis ... #Reticular #ILD
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
Hypersensitivity Pneumonitis ... Subacute stage: - RB-ILD ... throughout the whole lung ... #Clinical #Diagnosis ... #Radiology #CTChest
Lobar pneumonia
On the chest x-ray there is an ill-defined area of increased density in the right
pneumonia On the chest ... weight loss or long ... list of causes of chronic ... #Clinical #Radiology ... #CXR #AirBronchogram
Progressive Massive Fibrosis on Chest X-Ray
In a construction worker presenting with shortness of breath.
Progressive Massive Fibrosis
Fibrosis is a chronic ... interstitial lung ... coalescence of the nodules ... #XRay #CXR #silicosis ... #clinical #radiology
Longstanding Sarcoidosis
Here a typical chest film in a patient with long standing Sarcoidosis (stage IV).
There is
Here a typical chest ... diagnosis includes chronic ... hypersensitivity pneumonitis ... #Clinical #Radiology ... #CXR #Lateral #