14 results
Halo Sign on Chest CT
 • SPN or mass surrounded by a circumferential GGO
 • DDx:
CT • SPN or mass ... , amyloidosis, sarcoidosis ... #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Low Attenuation Nodular ... Honeycombing: Idiopathic Pulmonary ... #CT #Patterns # ... #radiology
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
Sarcoidosis: nodules ... Sarcoidosis: nodules ... #Clinical #Diagnosis ... #Radiology #Pulmonary ... #CTChest #Nodular
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern - Chest ... Granulomatous: Amyloid, Sarcoidosis ... #diagnosis #pulmonary ... #CXR #clinical ... #CT
Galaxy Sign on Chest CT
 • Coalescent granuloma with a central dense mass and tiny peripheral
CT • Coalescent ... nodules • DDx: Sarcoidosis ... #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Head Cheese Sign on Chest CT
 • Juxtaposition of distinct radiographic areas of low, normal and
CT • Juxtaposition ... sub-acute HP, sarcoidosis ... #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Atoll Sign (Reverse-Halo Sign) on Chest CT
 • Central GGO surrounded by a crescentic or circumferential
CT • Central GGO ... GPA, lipoid pna, sarcoidosis ... #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Crazy Paving on Chest CT
 • Thickened interlobular septa in a background of diffuse GGO's.
 •
CT • Thickened ... mucinous adeno Ca, sarcoidosis ... #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Mosaic Attenuation on Chest CT
 • Variable attenuation seen on a chest CT in a lobular
CT • Variable ... CT in a lobular ... #Lung #Pulmonary ... #diagnosis #radiology ... #clinical
Based on the images alone, it is usually not possible to determine the cause of the
and other non-pulmonary ... between these chest ... Pulmonary hemorrhage ... Sarcoidosis - at ... #Radiology #CXR