18 results
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
Chronic eosinophilic pneumonia ... end-stage with massive fibrosis ... Chronic eosinophilic pneumonia ... consolidation #Clinical #Radiology ... #HRCT #CTChest
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
cryptogenic organizing pneumonia ... chronic eosinophilic pneumonia ... #Diagnosis #Radiology ... #Pulmonary #HRCT
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
Cryptogenic organizing pneumonia ... result of massive fibrosis ... #Clinical #Radiology ... #HRCT #CTChest
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
Ground-glass opacity (GGO ... resolution of the HRCT ... as seen in fibrosis ... bronchiolitis #Diagnosis ... #Radiology #Pulmonary
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
- Imaging: • CXR ... , cavities • HRCT ... lower lung zone, GGO ... - Diagnosis: ... pulmonary #ILD #diagnosis
Chronic hypersensitivity pneumonitis
The key findings in chronic hypersensitivity pneumonitis are:
Mosaic pattern with areas of ground-glass atenuation
Fibrosis and parenchymal ... The HRCT shows a ... existing irreversible fibrosis ... #Clinical #Radiology ... #CXR #CTChest #
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... on HRCT Most of ... disease comes from HRCT ... On HRCT there are ... #Diagnosis #Radiology
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
idiopathic interstitial pneumonias ... and interstitial pneumonia ... combinations of fibrosis ... morphologic findings on HRCT ... #Diagnosis #Radiology
Ground-glass opacity is nonspecific, but highly significant finding since 60-80% of patients with ground-glass opacity on
ground-glass opacity on HRCT ... usually associated HRCT ... two cases with GGO ... #Clinical #Radiology ... #GroundGlass #GGO
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
pattern of pulmonary fibrosis ... A HRCT is needed ... to confirm the diagnosis ... HRCT demonstrated ... #Clinical #Radiology