9 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
result in decreased lung ... - Emphysema - Lung ... cysts (LAM, LIP ... Differential #Diagram #Comparison ... Emphysema #SignetRing #RadiologyAssistant
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
(LAM): uniform cysts ... bizarre shaped cysts ... Honeycombing 4. ... Cystic #Pattern #Comparison ... #Table #RadiologyAssistant
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
multiple thick walled cysts ... Honeycombing. 4. ... (LAM): regular cysts ... Cystic #Pattern #Comparison ... #Table #RadiologyAssistant
On the left three different patients with lung cysts.
From left to right: Lymphangiomyomatosis, LIP and Langerhans
patients with lung ... cysts. ... CTChest #Cystic #Comparison ... Histiocytosis #RadiologyAssistant
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
the surrounding lung ... Cysts occur without ... Cysts usually contain ... #Emphysema #Comparison ... #RadiologyAssistant
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
in interstitial lung ... is interstitial lung ... When the cysts have ... histiocytosis or honeycombing ... #Differential #RadiologyAssistant
Honeycombing is defined by the presence of small cystic spaces with irregularly thickened walls composed of
Honeycombing is ... Honeycomb cysts ... and subpleural lung ... which subpleural cysts ... #Differential #RadiologyAssistant
On the left a chest film of a patient with UIP due to IPF.
The findings on
changes in the basal lung ... appearance of honeycombing ... thick walls of the cysts ... chest film with long ... Reticular #ILD #RadiologyAssistant
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
UIP with honeycombing ... throughout the whole lung ... #CTChest #UIP #Comparison ... Fibrosis #Mimic #ILD #RadiologyAssistant