33 results
Diagnostic algorithm for idiopathic pulmonary fibrosis, in part adapted from the ATS/ERS consensus statement. HRCT =
computerised tomography; ILD ... = interstitial ... fibrosis; UIP = ... pneumonitis ... #IPF #UIP #Algorithm
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
Hypersensitivity pneumonitis ... Pneumonias: • ... fibrosis (IPF), ... pneumonia (DIP) ... pneumonia (AIP)
Causes of Interstitial Lung Disease - Differential Diagnosis Algorithm
Idiopathic Interstitial Pneumonia
 • (UIP) Usual Interstitial Pneumonia
Pneumonia • (UIP ... Pneumonia - fibrosis ... Pneumonia • (DIP ... Pneumonia • (LIP ... Lung #Diseases #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 ... , NSIP, DIP. - Centrilobular ... Hypersensitivity pneumonitis ... Diagnosis #Radiology #Pulmonary
More common & convincing pneumonia mimics 

Aspiration pneumonitis, 
Pulmonary vasculitis, 
Acute eosinophilic pneummia,  
Cryptogeric organizing
Aspiration pneumonitis ... , Pulmonary vasculitis ... Drug -induced pneumonitis ... Pneumocystis jiroveci (PIP ... fibrosis (IPF),
Typical UIP with honeycombing and traction bronchiectasis in a patient with idiopathic pulmonary fibrosis (IPF) #Clinical
Typical UIP with ... fibrosis (IPF) ... #Clinical #Radiology ... #CTChest #UIP # ... IPF #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 ... lymphadenopathy #Clinical ... Radiology #CTChest #UIP ... #Pneumonitis #ILD
Approach to the diagnosis of chronic hypersensitivity pneumonitis. 
*Consider additional test: bronchoscopy with bronchoalveolar lavage, transbronchial
hypersensitivity pneumonitis ... computed tomography; UIP ...  = usual interstitial ... #pulmonary #diagnosis ... algorithm #HP #ILD
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 ... , OP and LIP have ... Diagnosis #Radiology #Pulmonary
Usual Interstitial Pneumonia (UIP) pattern on Chest CT
75 M with progressive dyspnea. Typical usual interstitial pneumonia
Pneumonia (UIP) ... fibrosis = idiopathic ... UIP Dr. ... #IPF #ChestCT # ... #clinical