15 results
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 ... pneumonia (DIP) ... #diagnosis #differential
Causes of Interstitial Lung Disease - Differential Diagnosis Algorithm
Idiopathic Interstitial Pneumonia
 • (UIP) Usual Interstitial Pneumonia
Lung Disease - Differential ... Pneumonia • (UIP ... Pneumonia - fibrosis ... Chronic Radiation Pneumonitis ... Lung #Diseases #ILD
On the left a chest film of a patient with UIP due to IPF.
The findings on
volume loss and fibrotic ... #Clinical #Radiology ... UsualInterstitialPneumonitis #Usual #Interstitial ... #Pneumonitis #Reticular ... #ILD #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 ... bronchiectasis due to fibrosis ... #CTChest #UIP # ... UsualInterstitialPneumonitis #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 ... disease (i.e. fibrosis ... predominance: UIP ... Hypersensitivity pneumonitis ... #GroundGlass #Differential
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
bronchiolitis (RB-ILD ... Hypersensitivity pneumonitis ... is seen in: - UIP ... Pulmonary #HRCT #ChestCT ... #Differential #
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT ... Patterns - Differential ... Diagnosis Framework Reticular ... Lymphangitic Carcinoma, Interstitial ... Hypersensitivity Pneumonitis
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... On a Chest X-Ray ... detected on a chest ... in many cases UIP ... #Diagnosis #Radiology
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 ... IdiopathicInterstitialPneumonia #ILD
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
pattern of pulmonary fibrosis ... On a chest X-ray ... #Clinical #Radiology ... #CXR #UIP #Reticular ... #Interstitial #