23 results
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
Chronic eosinophilic pneumonia ... Broncho-alveolar ... consolidation #Clinical #Radiology ... #HRCT #CTChest ... Comparison #Table #RadiologyAssistant
It is very important to differentiate between acute consolidation and chronic consolidation, because it will limit
In chronic disease ... post-obstructive pneumonia ... post-infection diseases ... #Diagnosis #Radiology ... #Differential #RadiologyAssistant
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
resolution of the HRCT ... result of air space disease ... interstitial lung disease ... bronchiolitis #Diagnosis #Radiology ... #Differential #RadiologyAssistant
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
idiopathic interstitial pneumonias ... morphologic findings on HRCT ... #Diagnosis #Radiology ... IdiopathicInterstitialPneumonia #ILD ... #Findings #RadiologyAssistant
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Smoking related diseases ... bronchiolitis (RB-ILD ... edema #Diagnosis #Radiology ... #Pulmonary #HRCT ... #Upper #Lower #RadiologyAssistant
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
Chronic diseases ... content of the alveoli ... The old name is ... #Diagnosis #Radiology ... Differential #Table #RadiologyAssistant
Alveolar proteinosis is a rare disease characterized by filling of the alveolar spaces with PAS positive
Alveolar proteinosis ... is a rare disease ... the suggestive HRCT ... #Clinical #Radiology ... #CrazyPaving #RadiologyAssistant
More than 100 entities manifest as diffuse lung disease.
Fortunately only about 10 of these account for
also uncommon HRCT-presentations ... some of them the old ... #Diagnosis #Radiology ... SHITFACED #Mnemonic #HRCT ... #RadiologyAssistant
On the left a patient with rheumatoid arthritis and bilateral peripheral consolidations as a result of
of organizing pneumonia ... collagen vascular diseases ... #Clinical #Radiology ... RheumatoidArthritis #ILD ... #RadiologyAssistant
On the left a patient who complained of arthritic pain.

There are multiple small bilateral peripheral consolidations.
The
also organizing pneumonia ... collagen vascular disease ... #Clinical #Radiology ... Cryptogenic #Organizing #Pneumonia ... #ILD #RadiologyAssistant