26 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
The fourth pattern ... can be readily ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... Differential #Diagram #Comparison
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
bronchiectasis, no honeycombing ... result of massive fibrosis ... #Clinical #Radiology ... #HRCT #CTChest ... #Comparison #Table
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
woman of child-bearing ... Honeycombing 4. ... #Clinical #Radiology ... #HRCT #CTChest ... #Comparison #Table
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Honeycombing. 4. ... woman of child-bearing ... #Clinical #Radiology ... #HRCT #CTChest ... #Comparison #Table
Typical UIP with honeycombing and traction bronchiectasis in a patient with idiopathic pulmonary fibrosis (IPF) #Clinical
Typical UIP with honeycombing ... idiopathic pulmonary fibrosis ... (IPF) #Clinical ... #Radiology #CTChest ... #UIP #IPF #ILD
On the left two cases of NSIP.
Note the varying combination of GGO and fibrosis (traction bronchiectasis),
combination of GGO ... and fibrosis (traction ... but the lack of honeycombing ... #Clinical #Radiology ... #CTChest #NSIP
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
end-stage with massive fibrosis ... consolidation #Clinical ... #Radiology #HRCT ... #CTChest #HighAttenuation ... #Pattern #Comparison
HRCT findings in UIP
Honeycombing consisting of multilayered thick-walled cysts.
Architectural distortion with traction bronchiectasis due to fibrosis.
Predominance
findings in UIP Honeycombing ... bronchiectasis due to fibrosis ... lymphadenopathy #Clinical ... #Radiology #CTChest ... #Pneumonitis #ILD
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Nodular pattern ... Hypersensitivity pneumonitis: ill ... #Clinical #Radiology ... #HRCT #CTChest ... #Comparison #Table
On the left a patient with GGO as dominant pattern.
In addition there is traction bronchiectasis indicating
a patient with GGO ... with honeycombing ... #Clinical #Radiology ... #CTChest #NSIP ... #GroundGlass #GGO