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On the left a patient with DIP.
The HRCT shows diffuse areas of ground-glass density in the
The HRCT shows diffuse ... DesquamativeInterstitialPneumonia #ILD ... #RadiologyAssistant
Acute interstitial pneumonia (AIP, earlier named Hamman Rich Pneumonitis) is a rare idiopathic lung disease characterized
characterized by diffuse ... characteristics are diffuse ... AcuteInterstitialPneumonia #ILD ... #RadiologyAssistant
Here are the most common examples of these four patterns on a chest x-ray (click image
consolidation - Diffuse ... consolidation - Multifocal ill-defined ... Consolidation #Patterns #RadiologyAssistant
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
distribution: - Diffuse ... usually multiple ill-defined ... they may become diffuse ... The old name is ... Differential #Table #RadiologyAssistant
Main causes of diffuse parenchymal lung diseases.

#differential #algorithm #diagnosis #causes #DPLD #ILD #parenchymal #lung #diseases #pulmonary
Main causes of diffuse ... #causes #DPLD #ILD
More than 100 entities manifest as diffuse lung disease.
Fortunately only about 10 of these account for
entities manifest as diffuse ... about 90% of all diffuse ... frequently encountered diffuse ... some of them the old ... Mnemonic #HRCT #RadiologyAssistant
Lung Nodules - Differential Diagnosis by Distribution
 • Centrilobular: Hypersensitivity Pneumonitis, RB-ILD, Pneumoconiosis, Infectious Bronchiolitis, Vasculitis,
Pneumonitis, RB-ILD ... Bronchiolitis, Vasculitis, Diffuse
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
bronchiolitis (RB-ILD ... #Upper #Lower #RadiologyAssistant
Interstitial Lung Diseases (ILD)
Exposure-Related ILD (a.k.a. extrinsic allergic alveolitis): 
 • Hypersensitivity pneumonitis, Farmer's lung, Bird
Lung Diseases (ILD ... Exposure-Related ILD ... ILD caused by inhalation ... Medication-induced ILD ... Methotrexate ILD
Diffuse consolidation
The most common cause of diffuse consolidation is pulmonary edema due to heart failure.
This is
Diffuse consolidation ... common cause of diffuse ... Pulmonary #CXR #Diffuse ... #Differential #RadiologyAssistant