10 results
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
child-bearing age ... Centrilobular emphysema ... #Clinical #Radiology ... #HRCT #CTChest ... Cystic #Pattern #Comparison
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
child-bearing age ... Centrilobular emphysema ... central dot. - LIP #Clinical ... #Differential #Comparison ... #Table #RadiologyAssistant
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Centrilobular emphysema ... child-bearing age ... #Clinical #Radiology ... #HRCT #CTChest ... Cystic #Pattern #Comparison
Coins on Chest XRay - Trachea vs Esophagus

Coins in the sagittal plane on X-ray are more
Coins on Chest XRay ... Trachea #Esophagus #Peds ... #Pediatrics #CXR ... #Radiology #Comparison ... #Clinical
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
without associated pulmonary ... honeycomb cysts are ... #Clinical #Diagnosis ... #Radiology #CTChest ... #Comparison #RadiologyAssistant
Stage I - Redistribution
In a normal chest film with the patient standing erect, the pulmonary vessels
The pulmonary vascular ... In daily clinical ... In these cases comparison ... #Clinical #Radiology ... Redistribution #RadiologyAssistant
On the left a typical case of panlobular emphysema.
There is uniform destruction of the underlying architecture
Pulmonary vessels ... vascular markings are ... #Clinical #Radiology ... #CTChest #Panlobular ... #RadiologyAssistant
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
centrilobular emphysema ... #Clinical #Diagnosis ... #Radiology #CTChest ... #UIP #Comparison ... Fibrosis #Mimic #ILD #RadiologyAssistant
On the left a smoker with RB-ILD with subtle HRCT-findings.
The dominant pattern is ground glass opacification.
Additional
in this patient are ... paraseptal emphysema ... and additional clinical ... #CTChest #RBILD ... RespiratoryBronchiolitis #ILD #RadiologyAssistant
It can be difficult to distinguish these three entities.
There are two diagnostic hints for further differentiation:
-
right with the pulmonary ... penicillamine) #Clinical ... #Radiology #CTChest ... #Attenuation #Comparison ... #RadiologyAssistant