14 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
reticular, nodular ... low attenuation (table ... #Diagnosis #Radiology ... #Pulmonary #CXR ... #RadiologyAssistant
Nodular pattern
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary TB: random nodules
3. Sarcoidosis: nodules with perilymphatic
Nodular pattern ... #Clinical #Radiology ... #HRCT #CTChest ... #Nodular #Pattern ... #Comparison #Table
Here are the most common examples of these four patterns on a chest x-ray (click image
of these four patterns ... on a chest x-ray ... - Solitary Pulmonary ... #Clinical #Radiology ... Consolidation #Patterns
Nodular pattern(2)
1. Sarcoidosis: nodules with perilymphatic distribution, along fissures, adenopathy.
2. TB: Tree-in-bud appearance in a patient
Nodular pattern( ... #Clinical #Radiology ... #HRCT #CTChest ... #Nodular #Pattern ... #Comparison #Table
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
High Attenuation pattern ... #Clinical #Radiology ... #HRCT #CTChest ... HighAttenuation #Pattern ... #Comparison #Table
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
pattern The algorithm ... are visible, the pattern ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #Pattern #MultipleNodules
Sarcoidosis
In this case the chest x-ray shows subtle findings that could be described as fine reticulation.
In
this case the chest ... In many cases a HRCT ... #Clinical #Radiology ... #Interstitial # ... Pattern #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
pattern. 1. ... #Clinical #Diagnosis ... #Radiology #Pulmonary ... #Pattern #NodularPattern ... #Table #RadiologyAssistant
The distribution of nodules shown on HRCT is the most important factor in making an accurate
pattern. ... #Diagnosis #Radiology ... #Pulmonary #HRCT ... #Pattern #Distribution ... Perilymphatic #Comparison
Reticular pattern 
1. Lymphangitic carcinomatosis: irregular septal thickening, usually focal or unilateral 50% adenopathy', known carcinoma.
2.
Reticular pattern ... #Clinical #Radiology ... #Reticular #Pattern ... #Comparison #Table ... #RadiologyAssistant