35 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
#Diagnosis #Radiology ... #Pulmonary #CTChest ... #Differential #Diagram ... #Comparison #Honeycombing ... Emphysema #SignetRing #RadiologyAssistant
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
and cardiogenic pulmonary ... chronic eosinophilic pneumonia ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... Central #Peripheral #RadiologyAssistant
Lobar consolidation
The most common presentation of consolidation is lobar or segmental.
The most common diagnosis is lobar
diagnosis is lobar pneumonia ... #Diagnosis #Radiology ... #Pulmonary #CXR ... #Differential #RadiologyAssistant
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
Chronic eosinophilic pneumonia ... Chronic eosinophilic pneumonia ... consolidation #Clinical #Radiology ... HighAttenuation #Pattern #Comparison ... #Table #RadiologyAssistant
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
- Cells - tumor ... are organizing pneumonia ... #Diagnosis #Radiology ... #Pulmonary #CXR ... Differential #Table #RadiologyAssistant
Tree-in-bud
In centrilobular nodules the recognition of 'tree-in-bud' is of value for narrowing the differential diagnosis.
Tree-in-bud describes
Diagnosis #Pathophys #Radiology ... #Pulmonary #CTChest ... #TreeInBud #Diagram ... #RadiologyAssistant
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
Cryptogenic organizing pneumonia ... #Clinical #Radiology ... HighAttenuation #Pattern #Comparison ... #Table #RadiologyAssistant
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
idiopathic interstitial pneumonias ... and interstitial pneumonia ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... ILD #Findings #RadiologyAssistant
Based on the images alone, it is usually not possible to determine the cause of the
and other non-pulmonary ... Lobar pneumonia ... Organizing pneumonia ... Clinical #Diagnosis #Radiology ... Consolidation #Causes #RadiologyAssistant
HRCT findings in Chronic eosinophilic pneumonia
Peripheral consolidations with upper lobe predominance (photo negative of pulmonary edema).
On
Chronic eosinophilic pneumonia ... photo negative of pulmonary ... #Clinical #Radiology ... #Eosinophilic #Pnemonia ... #RadiologyAssistant