15 results
Chronic hypersensitivity pneumonitis
The key findings in chronic hypersensitivity pneumonitis are:
Mosaic pattern with areas of ground-glass atenuation
: Mosaic pattern ... shows a mosaic pattern ... and intralobular reticular ... #Clinical #Radiology ... #RadiologyAssistant
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Nodular pattern ... pneumonitis: ill ... #Clinical #Radiology ... #Pattern #Comparison ... #Table #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
pattern. 1. ... pneumonitis: ill ... #Clinical #Diagnosis ... #Pattern #NodularPattern ... #Differential #
Here are the most common examples of these four patterns on a chest x-ray (click image
of these four patterns ... Interstitial - Reticular ... #Clinical #Radiology ... Consolidation #Patterns ... #RadiologyAssistant
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT Patterns ... Reticular: • ... Low Attenuation Nodular ... Pneumonitis, Respiratory ... HighRes #Chest #CT #Patterns
Subacute hypersensitivity pneumonitis
The key findings in the subacute hypersensitivity pneumonitis are:
ill-defined centrilobular nodules of ground-glass opacity
nodules of ground-glass ... cases) or mosaic pattern ... #Clinical #Radiology ... #Nodular #Subacute ... Centrilobular #RadiologyAssistant
On the left a patient with ground glass pattern in a mosaic distribution.
Some lobules are involved
with ground glass pattern ... The differential ... diagnosis is hypersensitivity ... #Clinical #Radiology ... HypersenstitivityPneumonitis #RadiologyAssistant
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
in ground glass pattern ... pneumonitis, Respiratory ... bronchiolitis #Diagnosis ... #GroundGlass #Differential ... #RadiologyAssistant
Chronic hypersensitivity pneumonitis (2)
The case on the left shows an inspiratory and expiratory scan: the mosaic
scan: the mosaic pattern ... with a mozaic pattern ... included in the differential ... #Clinical #Radiology ... #Fibrosis #RadiologyAssistant
On the left a patient who is treated with cytotoxic drugs for a hematologic malignancy.
The radiographic
chronic hypersensitivity ... patients with a UIP pattern ... or NSIP pattern ... #Clinical #Radiology ... #RadiologyAssistant