10 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
Bronchiectasis - Honeycombing ... on the basis of HRCT ... Radiology #Pulmonary #CTChest ... LowAttenuation #Differential ... Emphysema #SignetRing #RadiologyAssistant
The CXR demonstrates a reticular interstitial pattern with a preference at the lung bases.
The HRCT demonstrates
The CXR demonstrates ... The HRCT demonstrates ... honeycombing and ... #UIP #CTChest # ... TractionBronchiectasis #RadiologyAssistant
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... on HRCT Most of ... histiocytosis or honeycombing ... Interstitial #Pattern #Differential ... #RadiologyAssistant
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
Honeycombing 4. ... low attenuation areas ... Clinical #Radiology #HRCT ... #CTChest #LowAttenuation ... Comparison #Table #RadiologyAssistant
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
low attenuation areas ... Honeycombing. 4. ... Clinical #Radiology #HRCT ... #CTChest #LowAttenuation ... Comparison #Table #RadiologyAssistant
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
On a chest X-ray ... A HRCT is needed ... Here a CXR with ... HRCT demonstrated ... #RadiologyAssistant
Chronic hypersensitivity pneumonitis
The key findings in chronic hypersensitivity pneumonitis are:
Mosaic pattern with areas of ground-glass atenuation
atenuation and areas ... The HRCT shows a ... Clinical #Radiology #CXR ... #CTChest #Hypersensitivity ... Chronic #Fibrosis #RadiologyAssistant
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
terms to describe areas ... emphysema, bulla, honeycombing ... we describe a chest ... visible wall #CXR ... #Lucency #Differential
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 ... show very similar HRCT ... Diagnosis #Radiology #CTChest ... Fibrosis #Mimic #ILD #RadiologyAssistant
On the left a patient who is treated with cytotoxic drugs for a hematologic malignancy.
The radiographic
radiographic findings are areas ... bronchiectasis and subtle honeycombing ... disease in the differential ... Clinical #Radiology #CTChest ... DrugRelated #Fibrosis #RadiologyAssistant