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The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
The fourth pattern ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... LowAttenuation #Differential ... #Diagram #Comparison
Radiographic Features of Pulmonary Diseases
 - Pneumonia
 - Atelectasis
 - Emphysema
 - Pneumothorax
 - Effusion
 -
Atelectasis - Emphysema ... #Diseases #Radiology ... #Patterns #Lung ... XRay #ChestCT #Differential ... #Diagnosis
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
- Differential ... Diagnosis Framework ... Attenuation: • Emphysema ... Diagnosis #pulmonary ... #radiology
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
diagnosis there ... without associated pulmonary ... emphysema. ... #Radiology #CTChest ... #Comparison #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
with a nodular pattern ... #Clinical #Diagnosis ... #Radiology #Pulmonary ... NodularPattern #Differential ... #Comparison #Table
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Differential diagnosis ... to look at the pattern ... respond to the treatment ... #Diagnosis #Radiology ... #Pulmonary #CXR
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
in ground glass pattern ... bronchiolitis, PCP ... bronchiolitis #Diagnosis ... #Radiology #Pulmonary ... #GroundGlass #Differential
Incidental Finding of Oleothorax - A chest radiograph showed a dense opacity in the upper area
The differential ... old calcified empyema ... for pulmonary tuberculosis ... #Clinical #PCC # ... Radiology #CXR #
On the left a smoker with RB-ILD with subtle HRCT-findings.
The dominant pattern is ground glass opacification.
Additional
The dominant pattern ... are paraseptal emphysema ... there is a broad differential ... diagnosis and additional ... #Clinical #Radiology