13 results
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
end-stage with massive fibrosis ... Clinical #Radiology #HRCT ... #CTChest #HighAttenuation ... #Pattern #Comparison ... #Table #RadiologyAssistant
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
result of massive fibrosis ... Clinical #Radiology #HRCT ... #CTChest #HighAttenuation ... #Pattern #Comparison ... #Table #RadiologyAssistant
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Hypersensitivity pneumonitis: ill ... Clinical #Radiology #HRCT ... #CTChest #Nodular ... #Pattern #Comparison ... #Table #RadiologyAssistant
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
low attenuation areas ... Clinical #Radiology #HRCT ... #CTChest #LowAttenuation ... Cystic #Pattern #Comparison ... #Table #RadiologyAssistant
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
low attenuation areas ... Clinical #Radiology #HRCT ... #CTChest #LowAttenuation ... Cystic #Pattern #Comparison ... #Table #RadiologyAssistant
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
) Differential diagnosis ... show very similar HRCT ... #Radiology #CTChest ... #UIP #Comparison ... #Mimic #ILD #RadiologyAssistant
On the left two different patients with similarl HRCT findings.
The left one is a smoker with
with similarl HRCT ... the well defined areas ... Clinical #Radiology #CTChest ... #RBILD #Comparison ... #RadiologyAssistant
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
combinations of fibrosis ... listed in the table ... morphologic findings on HRCT ... #Diagnosis #Radiology ... #Pulmonary #CTChest
On the left a patient with DIP.
The HRCT shows diffuse areas of ground-glass density in the
The HRCT shows diffuse ... abnormalities and signs of fibrosis ... Clinical #Radiology #CTChest ... DesquamativeInterstitialPneumonia #ILD ... #RadiologyAssistant
Acute interstitial pneumonia (AIP, earlier named Hamman Rich Pneumonitis) is a rare idiopathic lung disease characterized
with subsequent fibrosis ... suggestive of the diagnosis ... Clinical #Radiology #CTChest ... AcuteInterstitialPneumonia #ILD ... #RadiologyAssistant