6 results
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
#Clinical #Radiology ... #HRCT #CTChest ... LowAttenuation #Cystic ... #Pattern #Comparison ... #Table #RadiologyAssistant
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Cystic LCH: - LAM ... child-bearing age - Cystic ... central dot. - LIP #Clinical ... #CTChest #Cystic ... #Comparison #Table
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
#Clinical #Radiology ... #HRCT #CTChest ... LowAttenuation #Cystic ... #Pattern #Comparison ... #Table #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
before the typical cysts ... #Clinical #Diagnosis ... Radiology #Pulmonary #CTChest ... #Differential #Comparison ... #Table #RadiologyAssistant
Caustic Ingestion

Extent Of injury by caustic agents determined by 
• Duration ot tissue contact 
• Ability
Caustic Ingestion ... Extent Of injury by caustic ... Concentration Clinical ... degree burns #Caustic ... #Management
Fleischner Society recommendations for follow-up of nodules
Previous chest radiographs should be reviewed to determine if the
with a benign pattern ... calcification, further testing ... mm depends on clinical ... definitive tissue diagnosis ... #CTChest #Fleischner