65 results
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Hypersensitivity ... pneumonitis: ill ... Hypersensitivity ... #Clinical #Radiology ... Comparison #Table #RadiologyAssistant
Exposure Related ILD

 • Hypersensitivity pneumonitis
 • Pneumoconioses 
 • Radiation pneumonitis
 • Medication-induced ILD

Andrew Sanchez
Exposure Related ILD ... • Hypersensitivity ... pneumonitis • ... • Radiation pneumonitis ... diagnosis #pulmonary #Interstitial
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
Hypersensitivity ... pneumonitis: ill ... Hypersensitivity ... pneumonitis: centrilobular ... Comparison #Table #RadiologyAssistant
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
Interstitial Lung ... alveolitis): • Hypersensitivity ... pneumonitis, Farmer's ... • Radiation pneumonitis ... Pneumonias: •
Ill defined centrilobular nodules of ground glass density in a patient with hypersensitivity pneumonitis #Clinical #Radiology
Ill defined centrilobular ... nodules of ground ... #Radiology #CTChest ... #Hypersenstitivity ... Centrilobular #RadiologyAssistant
Approach to the diagnosis of chronic hypersensitivity pneumonitis. 
*Consider additional test: bronchoscopy with bronchoalveolar lavage, transbronchial
pneumonitis. ... pneumonitis; HRCT ... tomography; UIP = usual interstitial ... #hypersensitivity ... algorithm #HP #ILD
Chronic hypersensitivity pneumonitis
The key findings in chronic hypersensitivity pneumonitis are:
Mosaic pattern with areas of ground-glass atenuation
pneumonitis The ... hyperaerated secondary nodules ... and secondry nodules ... #Clinical #Radiology ... Chronic #Fibrosis #RadiologyAssistant
Causes of Interstitial Lung Disease - Differential Diagnosis Algorithm
Idiopathic Interstitial Pneumonia
 • (UIP) Usual Interstitial Pneumonia
Metastases to lung as nodules ... Hypersensitivity ... - Immunologic (hypersensitivity ... Chronic Radiation Pneumonitis ... Lung #Diseases #ILD
Here are the most common examples of these four patterns on a chest x-ray (click image
consolidation - Multifocal ill-defined ... interstitial opacities ... Nodule or mass ... Diagnosis #Clinical #Radiology ... Consolidation #Patterns #RadiologyAssistant
Subacute hypersensitivity pneumonitis
The key findings in the subacute hypersensitivity pneumonitis are:
ill-defined centrilobular nodules of ground-glass opacity
nodules of ground-glass ... There are ill-defined ... #Clinical #Radiology ... #Nodular #Subacute ... Centrilobular #RadiologyAssistant