8 results
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Nodular pattern ... perilymphatic distribution ... #Clinical #Radiology ... #HRCT #CTChest ... #Comparison #Table
Nodular pattern(2)
1. Sarcoidosis: nodules with perilymphatic distribution, along fissures, adenopathy.
2. TB: Tree-in-bud appearance in a patient
Nodular pattern( ... perilymphatic distribution ... #Clinical #Radiology ... #HRCT #CTChest ... #Comparison #Table
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
in number, the distribution ... bronchovascular interstitium ... periplymphatic distribution ... #Diagnosis #Radiology ... #Pulmonary #HRCT
The distribution of nodules shown on HRCT is the most important factor in making an accurate
The distribution ... on HRCT is the ... peribronchovascular interstitium ... #Diagnosis #Radiology ... #Pulmonary #HRCT
Reticular pattern 
1. Lymphangitic carcinomatosis: irregular septal thickening, usually focal or unilateral 50% adenopathy', known carcinoma.
2.
and perihilar distribution ... peribronchovascular interstitium ... #Clinical #Radiology ... #HRCT #CTChest ... Pattern #Comparison #Table
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
disease comes from HRCT ... On HRCT there are ... patterns: reticular, nodular ... low attenuation (table ... #Diagnosis #Radiology
Differential diagnosis of Lymphangitic Carcinomatosis. 
On the left multiple diseases showing septal thickening:
1. Lymphangitic carcinomatosis: irregular
of Lymphangitic Carcinomatosis ... gravitational distribution ... bronchovascular interstitium ... #Clinical #Radiology ... Differential #Comparison #Table
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
Thickening of the lung interstitium ... differential diagnosis (Table ... Nodular or irregular ... #Diagnosis #Radiology ... #Pulmonary #HRCT