34 results
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
Diseases (ILD) ... lung disease (RB-ILD ... pneumonia (DIP) ... pneumonia (AIP) ... #differential #
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 ... multilayered thick-walled cysts ... #CTChest #UIP # ... #Pneumonitis #ILD
Connective tissue disease-associated interstitial lung diseases

LIP: lymphoid interstitial pneumonia. NSIP: nonspecific interstitial pneumonia. OP: organizing pneumonia.
diseases LIP ... I-JIP: usual interstitial ... AIP: acute interstitial ... ConnectiveTissueDiseases #ILD ... #Comparison #Table
Diagnostic algorithm for idiopathic pulmonary fibrosis, in part adapted from the ATS/ERS consensus statement. HRCT =
HRCT = high-resolution ... lung disease; IPF ... pulmonary fibrosis; UIP ... pneumonitis ... #IPF #UIP #Algorithm
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... lung disease comes ... low attenuation (table ... in many cases UIP ... #Diagnosis #Radiology
It is usually easy to recognize the pattern of UIP on HRCT. #Clinical #Radiology #CTChest #UIP
the pattern of UIP ... on HRCT. ... #Clinical #Radiology ... #CTChest #UIP # ... #Pneumonitis #ILD
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
resolution of the HRCT ... predominance: UIP ... , NSIP, DIP. - Centrilobular ... #Pulmonary #CTChest ... #GroundGlass #Differential
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Smoking related diseases ... bronchiolitis (RB-ILD ... is seen in: - UIP ... #Pulmonary #HRCT ... #Table #Distribution
Causes of Interstitial Lung Disease - Differential Diagnosis Algorithm
Idiopathic Interstitial Pneumonia
 • (UIP) Usual Interstitial Pneumonia
Pneumonia • (UIP ... Pneumonia • (DIP ... Pneumonia • (LIP ... Chronic Radiation Pneumonitis ... #ILD #Causes #Differential
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
pneumonias (IIPs ... listed in the table ... findings of NSIP, UIP ... , OP and LIP have ... #Pulmonary #CTChest