23 results
Diagnostic algorithm for idiopathic pulmonary fibrosis, in part adapted from the ATS/ERS consensus statement. HRCT =
Diagnostic algorithm ... computerised tomography; ILD ... fibrosis; UIP = ... pneumonitis ... #Pulmonary #Fibrosis
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
Hypersensitivity pneumonitis ... Pneumonias: • ... Idiopathic pulmonary ... fibrosis (IPF), ... #diagnosis #differential
Causes of Interstitial Lung Disease - Differential Diagnosis Algorithm
Idiopathic Interstitial Pneumonia
 • (UIP) Usual Interstitial Pneumonia
- Differential Diagnosis ... Pneumonia • (UIP ... Pneumonia - fibrosis ... Chronic Radiation Pneumonitis ... Lung #Diseases #ILD
HRCT findings in UIP
Honeycombing consisting of multilayered thick-walled cysts.
Architectural distortion with traction bronchiectasis due to fibrosis.
Predominance
bronchiectasis due to fibrosis ... lymphadenopathy #Clinical ... #Radiology #CTChest ... #Usual #Interstitial ... #Pneumonitis #ILD
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
HRCT as seen in fibrosis ... predominance: UIP ... Hypersensitivity pneumonitis ... bronchiolitis #Diagnosis ... #Radiology #Pulmonary
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
pneumonias (IIPs ... combinations of fibrosis ... findings of NSIP, UIP ... #Diagnosis #Radiology ... #Pulmonary #CTChest
Here are the most common examples of these four patterns on a chest x-ray (click image
consolidation - Multifocal ill-defined ... mass - Solitary Pulmonary ... Masses Atelectasis #Diagnosis ... #Clinical #Radiology ... #CXR #Consolidation
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Organizing Pneumonia - Clinical ... - Imaging: • CXR ... Organizing Pneumonia - Diagnosis ... Pneumonia #COP #BOOP #pulmonary ... #ILD #diagnosis
On the left a chest film of a patient with UIP due to IPF.
The findings on
volume loss and fibrotic ... #Clinical #Radiology ... #CXR #CTChest # ... #Usual #Interstitial ... #Pneumonitis #Reticular
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
) Differential diagnosis ... Hypersensitivity Pneumonitis ... Subacute stage: - RB-ILD ... #Clinical #Diagnosis ... #Radiology #CTChest