15 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
The fourth pattern ... Emphysema - Lung cysts ... low attenuation pattern ... #Diagnosis #Radiology ... TractionBronchiectasis #Cysts
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... The cystic pattern ... When the cysts have ... UIP can be suspected ... #Diagnosis #Radiology
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... central dot. - LIP ... #Clinical #Diagnosis ... #Radiology #CTChest ... #Cystic #Cysts
The CXR demonstrates a reticular interstitial pattern with a preference at the lung bases.
The HRCT demonstrates
interstitial pattern ... #Clinical #Radiology ... #CXR #UIP #CTChest ... #Pattern #Honeycombing ... TractionBronchiectasis #RadiologyAssistant
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
UIP UIP is a histologic ... fibrosis. ... a reticular pattern ... #Clinical #Radiology ... #CXR #UIP #Reticular
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Patterns - Differential ... Antitripsyn Def • Cysts ... #CT #Patterns # ... Differential #Diagnosis
Honeycombing represents the second reticular pattern recognizable on HRCT.
Because of the cystic appearance, honeycombing is also
pattern recognizable ... low attenuation pattern ... interstitial pneumonia (UIP ... #Clinical #Radiology ... #UIP #UsualInterstitialPneumonia
On the left a chest film of a patient with UIP due to IPF.
The findings on
a patient with UIP ... thick walls of the cysts ... preference also think 'UIP ... #Clinical #Radiology ... UIP #UsualInterstitialPneumonitis
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
them from cysts ... with end-stage fibrosis ... #Clinical #Diagnosis ... #Radiology #CTChest ... #Cavity #Cyst #
On the left a patient with GGO as dominant pattern.
In addition there is traction bronchiectasis indicating
GGO as dominant pattern ... of the possible patterns ... As in UIP (usual ... from that seen in UIP ... #Clinical #Radiology