18 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
The cystic pattern ... histiocytosis or honeycombing ... #Diagnosis #Radiology ... #Pattern #Differential ... #RadiologyAssistant
HRCT findings in UIP
Honeycombing consisting of multilayered thick-walled cysts.
Architectural distortion with traction bronchiectasis due to fibrosis.
Predominance
HRCT findings in ... UIP Honeycombing ... lymphadenopathy #Clinical #Radiology ... #Pneumonitis #ILD ... #RadiologyAssistant
Chronic hypersensitivity pneumonitis
The key findings in chronic hypersensitivity pneumonitis are:
Mosaic pattern with areas of ground-glass atenuation
The key findings ... The HRCT shows a ... and intralobular reticular ... #Clinical #Radiology ... #HypersensitivityPneumonitis
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
on the basis of HRCT ... findings. ... #Diagnosis #Radiology ... LowAttenuation #Differential ... Emphysema #SignetRing #RadiologyAssistant
Honeycombing represents the second reticular pattern recognizable on HRCT.
Because of the cystic appearance, honeycombing is also
the second reticular ... on HRCT. ... feature of usual interstitial ... #Clinical #Radiology ... UsualInterstitialPneumonia #RadiologyAssistant
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
resolution of the HRCT ... in ground glass pattern ... bronchiolitis #Diagnosis #Radiology ... #GroundGlass #Differential ... #RadiologyAssistant
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
UIP with honeycombing ... Hypersensitivity Pneumonitis ... show very similar HRCT ... findings ... Clinical #Diagnosis #Radiology
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
- Differential ... Diagnosis Framework Reticular ... Lymphangitic Carcinoma, Interstitial ... Hypersensitivity Pneumonitis ... Diagnosis #pulmonary #radiology
On the left a patient with ground glass pattern in a mosaic distribution.
Some lobules are involved
with ground glass pattern ... The differential ... are confluent, HRCT ... #Clinical #Radiology ... #CTChest #GGO #
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
pneumonias (IIPs ... on HRCT and histology ... #Diagnosis #Radiology ... IdiopathicInterstitialPneumonia #ILD ... #Findings #RadiologyAssistant