9 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
histiocytosis) - Bronchiectasis ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... LowAttenuation #Differential ... #Diagram #Comparison
Tree-in-bud
In centrilobular nodules the recognition of 'tree-in-bud' is of value for narrowing the differential diagnosis.
Tree-in-bud describes
narrowing the differential ... impacted (mucus or pus-filled ... #Radiology #Pulmonary ... CTChest #TreeInBud #Diagram ... #RadiologyAssistant
Bronchiectasis is defined as localized bronchial dilatation.
The diagnosis of bronchiectasis is usually based on a combination
COPD and cystic fibrosis ... #Diagnosis #Radiology ... #Pulmonary #Bronchiectasis ... #Differential # ... RadiologyAssistant
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
Diagnosis Framework ... Consolidation: Pus ... Sarcoidosis • Bronchiectasis ... #Diagnosis #pulmonary ... #radiology
Consolidation is synonymous with airspace disease.
When you think of the causes of consolidation, think of 'what
Is it pus, edema ... Even fibrosis as ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... #RadiologyAssistant
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
alveolar spaces with pus ... bronchiolitis #Diagnosis ... #Radiology #Pulmonary ... #GroundGlass #Differential ... #RadiologyAssistant
Tree-in-bud almost always indicates the presence of:
Endobronchial spread of infection (TB, MAC, any bacterial bronchopneumonia)
Airway disease
infection (cystic fibrosis ... , bronchiectasis ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... #RadiologyAssistant
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Differential diagnosis ... - Pus - exsudate ... #Diagnosis #Radiology ... #Pulmonary #CXR ... #Table #RadiologyAssistant
On the left a patient who is treated with cytotoxic drugs for a hematologic malignancy.
The radiographic
some traction bronchiectasis ... like idiopathic pulmonary ... disease in the differential ... #Clinical #Radiology ... #RadiologyAssistant