11 results
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
pattern The algorithm ... bronchovascular interstitium ... Radiology #Pulmonary #HRCT ... #CTChest #NodularPattern ... MultipleNodules #Nodules #Differential
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... low attenuation (table ... On a Chest X-Ray ... detected on a chest ... #Pattern #Differential
The distribution of nodules shown on HRCT is the most important factor in making an accurate
nodules shown on HRCT ... in the nodular pattern ... peribronchovascular interstitium ... #NodularPattern ... #Nodular #Pattern
Chest XRay Interstitial Pattern - Differential Algorithm #Diagnosis #Radiology #Pulmonary #CXR #Interstitial #Pattern #Differential #Algorithm #RadiologyAssistant
Chest XRay Interstitial ... Pattern - Differential ... Algorithm #Diagnosis ... Pulmonary #CXR #Interstitial ... #Pattern #Differential
Central distribution is seen in sarcoidosis and cardiogenic pulmonary edema.
Peripheral distribution is mainly seen in cryptogenic
Central distribution ... Peripheral distribution ... Radiology #Pulmonary #HRCT ... #ChestCT #Differential ... #Table #Distribution
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
with a nodular pattern ... perilymphatic distribution ... #NodularPattern ... #Differential # ... Comparison #Table
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
Radiology #Pulmonary #HRCT ... #ChestCT #Differential ... #Table #Distribution
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
Thickening of the interstitium ... resolution of the HRCT ... in ground glass pattern ... Centrilobular distribution ... #GroundGlass #Differential
Reticular pattern 
1. Lymphangitic carcinomatosis: irregular septal thickening, usually focal or unilateral 50% adenopathy', known carcinoma.
2.
Reticular pattern ... incidental finding in HRCT ... and perihilar distribution ... peribronchovascular interstitium ... #Comparison #Table
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
cells results in a pattern ... has a limited differential ... diagnosis (Table ... Kerley B lines on chest ... Radiology #Pulmonary #HRCT