19 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... in interstitial lung ... four patterns: ... low attenuation (table ... is interstitial lung
The CXR demonstrates a reticular interstitial pattern with a preference at the lung bases.
The HRCT demonstrates
interstitial pattern ... preference at the lung ... The HRCT demonstrates ... Radiology #CXR #UIP #CTChest ... #Pattern #Honeycombing
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
The fourth pattern ... low attenuation pattern ... on the basis of HRCT ... Radiology #Pulmonary #CTChest ... LowAttenuation #Differential
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
pattern The algorithm ... are visible, the pattern ... the nodules are diffuse ... #CTChest #NodularPattern ... #Nodular #Pattern
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
is a histologic pattern ... pattern particularly ... pattern at the ... This pattern was ... #Interstitial #Pattern
Perilymphatic distribution
Perilymphatic nodules are most commonly seen in sarcoidosis.
They also occur in silicosis, coal-worker's pneumoconiosis and
thickening in the reticular ... pattern. ... Radiology #Pulmonary #HRCT ... #CTChest #Perilymphatic ... #Nodular #Differential
Figure 3 HRCT-LUS correlation in normal lung, pulmonary congestion, rheumatoid lung disease, idiopathic pulmonary fibrosis.
Notes: (A)
Figure 3 HRCT-LUS ... artifact); (G) UIP pattern ... subpleural, basal reticular ... Clinical #Diagnosis #HRCT ... #Table #ILD #Findings
Reticular pattern 
1. Lymphangitic carcinomatosis: irregular septal thickening, usually focal or unilateral 50% adenopathy', known carcinoma.
2.
Reticular pattern ... incidental finding in HRCT ... #CTChest #Reticular ... #Pattern #Comparison ... #Table #RadiologyAssistant
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 ... diagnosis (Table ... Radiology #Pulmonary #HRCT ... #CTChest #Reticular
Miliary Pattern - Chest Radiology
 • Miliary opacities are scattered, small (1 -4 mm) nodules
 •
Miliary Pattern ... mm) nodules • Diffusely ... throughout the lungs ... PulmPEEPs #Miliary #Pattern ... #differential #