11 results
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
mainly seen in cryptogenic ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #ChestCT #Differential
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 ... bronchiolitis #Diagnosis ... #Radiology #Pulmonary ... #GroundGlass #Differential
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
- Imaging: • CXR ... , cavities • HRCT ... lower lung zone, GGO ... Organizing Pneumonia - Diagnosis ... pulmonary #ILD #diagnosis
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
On the left two cases with chronic consolidation. 
There are patchy non-segmental consolidations in a subpleural
The final diagnosis ... was cryptogenic ... pneumonia the HRCT ... In fibrosis there ... this #Clinical #Radiology
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
combinations of fibrosis ... morphologic findings on HRCT ... idiopathic or cryptogenic ... #Diagnosis #Radiology
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
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
chronic HP (right) Differential ... show very similar HRCT ... In chronic HP fibrotic ... #Clinical #Diagnosis ... #Radiology #CTChest
On the left a patient with ground glass pattern in a mosaic distribution.
Some lobules are involved
The differential ... diagnosis is hypersensitivity ... are confluent, HRCT ... #Clinical #Radiology ... #CTChest #GGO #
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Causes: • Cystic fibrosis ... parenchyma Diagnosis ... : • HRCT (high-resolution ... Bronchiectasis #pulmonary #differential ... #diagnosis