25 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
The fourth pattern ... histiocytosis) - Bronchiectasis ... - Honeycombing ... #Diagnosis #Radiology ... Emphysema #SignetRing #RadiologyAssistant
The CXR demonstrates a reticular interstitial pattern with a preference at the lung bases.
The HRCT demonstrates
preference at the lung bases ... #Clinical #Radiology ... #Interstitial #Pattern ... #Honeycombing # ... TractionBronchiectasis #RadiologyAssistant
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
High Attenuation pattern ... with traction bronchiectasis ... , no honeycombing ... #Clinical #Radiology ... Comparison #Table #RadiologyAssistant
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
Low Attenuation pattern ... Honeycombing 4. ... #Clinical #Radiology ... LowAttenuation #Cystic #Pattern ... Comparison #Table #RadiologyAssistant
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Low Attenuation pattern ... Honeycombing. 4. ... #Clinical #Radiology ... LowAttenuation #Cystic #Pattern ... Comparison #Table #RadiologyAssistant
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
When the cysts have ... histiocytosis or honeycombing ... seen and in many cases ... #Diagnosis #Radiology ... #Differential #RadiologyAssistant
On the left two cases of NSIP.
Note the varying combination of GGO and fibrosis (traction bronchiectasis),
On the left two cases ... fibrosis (traction bronchiectasis ... but the lack of honeycombing ... #Clinical #Radiology ... NonspecificInterstitialPneumonia #ILD #RadiologyAssistant
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
In many cases you ... demonstrating honeycombing ... #Clinical #Radiology ... #Honeycombing # ... RadiologyAssistant
The case on the left shows subpleural honeycomb cysts in several contiguous layers.
There is also a
The case on the ... subpleural honeycomb cysts ... #Clinical #Radiology ... #Honeycombing # ... RadiologyAssistant
Ground-glass opacity is nonspecific, but highly significant finding since 60-80% of patients with ground-glass opacity on
20-40% of the cases ... In those cases there ... and honeycombing ... On the left two cases ... #Clinical #Radiology