19 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
Diagnosis #Radiology #Pulmonary ... #CTChest #LowAttenuation ... #Differential # ... Diagram #Comparison ... #Honeycombing #
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
Honeycombing 4. ... Centrilobular emphysema ... Radiology #HRCT #CTChest ... Cystic #Pattern #Comparison
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Centrilobular emphysema ... Honeycombing. 4. ... Radiology #HRCT #CTChest ... Cystic #Pattern #Comparison
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
Patterns - Differential ... Silicosis • Honeycombing ... Attenuation: • Emphysema ... : Idiopathic Pulmonary ... #Diagnosis #pulmonary
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
pneumatocele, emphysema ... , bulla, honeycombing ... we describe a chest ... #CXR #Lucency #Differential ... Cavity #Cyst #Lung #Pulmonary
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... Centrilobular emphysema ... Diagnosis #Radiology #CTChest ... Cystic #Cysts #Differential ... #Comparison #Table
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
In the differential ... without associated pulmonary ... emphysema. ... Diagnosis #Radiology #CTChest ... #Comparison #RadiologyAssistant
Honeycombing is defined by the presence of small cystic spaces with irregularly thickened walls composed of
Honeycombing is ... from paraseptal emphysema ... Diagnosis #Radiology #Pulmonary ... #Honeycombing # ... Differential #RadiologyAssistant
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
UIP with honeycombing ... chronic HP (right) Differential ... centrilobular emphysema ... Diagnosis #Radiology #CTChest ... #UIP #Comparison
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... On a Chest X-Ray ... histiocytosis or honeycombing ... Diagnosis #Radiology #Pulmonary ... Interstitial #Pattern #Differential