14 results
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
along the central ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #CTChest #NodularPattern ... #Differential #
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
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Nodular LCH: - Sarcoidosis ... dot. - LIP #Clinical ... #Diagnosis #Radiology ... #CTChest #Cystic ... #Comparison #Table
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... patterns: reticular, nodular ... low attenuation (table ... #Diagnosis #Radiology ... #Pulmonary #CXR
Cheerio Sign (Open Bronchus Sign) on Chest CT
 • Pulmonary nodule with a central lucency
 •
CTPulmonary ... nodule with a central ... Cheerio #Sign #CT ... #diagnosis #radiology ... #clinical
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
Galaxy Sign on Chest CT
 • Coalescent granuloma with a central dense mass and tiny peripheral
granuloma with a central ... peripheral satellite nodules ... #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
small (1 -4 mm) nodules ... #Radiology #differential ... #diagnosis #pulmonary ... #CXR #clinical ... #CT
Differential diagnosis of Lymphangitic Carcinomatosis. 
On the left multiple diseases showing septal thickening:
1. Lymphangitic carcinomatosis: irregular
Differential diagnosis ... thickening of the central ... #Clinical #Radiology ... #Pulmonary #CTChest ... #Comparison #Table
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
diagnosis (Table ... Nodular or irregular ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #CTChest #Reticular