12 results
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
#Clinical #Diagnosis ... #Radiology #Pulmonary ... #CTChest #Nodular ... NodularPattern #Differential ... #Comparison #Table
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Patterns - Differential ... Low Attenuation Nodular ... #CT #Patterns # ... #pulmonary #radiology
Progressive Massive Fibrosis aka Complicated Silicosis.
Silicosis is a fibrotic lung disease caused by inhalation of crystalline
coalescence of the nodules ... Calcification (seen in CT ... #Silicosis #clinical ... #radiology #CXR ... #Chest #XRay #labeled
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Nodular LCH: - Sarcoidosis ... central dot. - LIP #Clinical ... #Diagnosis #Radiology ... #CTChest #Cystic ... #Comparison #Table
Galaxy Sign on Chest CT
 • Coalescent granuloma with a central dense mass and tiny peripheral
CT • Coalescent ... peripheral satellite nodules ... progressive massive fibrosis ... Pulmonary #diagnosis #radiology ... #clinical
Mucoid impaction
Mucus plugs or mucoid impaction can mimick the appearance of lung nodules or a mass.
Sometimes
appearance of lung nodules ... , as in cystic fibrosis ... CT demonstrated ... #Clinical #Radiology ... #CXR #CTChest #
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
small (1 -4 mm) nodules ... inhalational injury Differential ... #Radiology #differential ... pulmonary #CXR #clinical ... #CT
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
In the differential ... with end-stage fibrosis ... #Clinical #Diagnosis ... #Radiology #CTChest ... Cyst #Emphysema #Comparison
Differential diagnosis of Lymphangitic Carcinomatosis. 
On the left multiple diseases showing septal thickening:
1. Lymphangitic carcinomatosis: irregular
Differential diagnosis ... lobules with normal aeration ... #Clinical #Radiology ... #Pulmonary #CTChest ... #Comparison #Table
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
chronic HP (right) Differential ... In chronic HP fibrotic ... #Clinical #Diagnosis ... #Radiology #CTChest ... #UIP #Comparison