9 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
in interstitial lung ... low attenuation (table ... is interstitial lung ... #Diagnosis #Radiology ... #Pulmonary #CXR
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
with peripheral areas ... presenting as areas ... with peripheral areas ... #HRCT #CTChest ... #Comparison #Table
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
Low Attenuation pattern ... low attenuation areas ... #Clinical #Radiology ... #HRCT #CTChest ... #Comparison #Table
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Low Attenuation pattern ... low attenuation areas ... #Clinical #Radiology ... #HRCT #CTChest ... #Comparison #Table
Reticular pattern 
1. Lymphangitic carcinomatosis: irregular septal thickening, usually focal or unilateral 50% adenopathy', known carcinoma.
2.
Reticular pattern ... #Clinical #Radiology ... #HRCT #CTChest ... #Reticular #Pattern ... #Comparison #Table
Radiologists use many terms to describe areas of decreased density or lucencies within the lung, like
terms to describe areas ... is to describe areas ... #Differential #Table ... #Pulmonary #Diagnosis ... #Radiology
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
Thickening of the lung ... cells results in a pattern ... differential diagnosis (Table ... #Diagnosis #Radiology ... #CTChest #Reticular
On the left a patient with ground glass pattern in a mosaic distribution.
The clue here is
with ground glass pattern ... enlargement of pulmonary ... (arrow) in the areas ... #Clinical #Radiology ... #CTChest #GGO #
On the left a patient who is treated with cytotoxic drugs for a hematologic malignancy.
The radiographic
radiographic findings are areas ... like idiopathic pulmonary ... consider drug-related lung ... #Clinical #Radiology ... #CTChest #DrugInduced