11 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
: reticular, nodular ... low attenuation (table ... is reticular. ... The cystic pattern ... presents as a reticular
Here are the most common examples of these four patterns on a chest x-ray (click image
of these four patterns ... consolidation - Multifocal ill-defined ... Interstitial - Reticular ... mass - Solitary Pulmonary ... Consolidation #Patterns
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
High-Res Chest CT Patterns ... Diagnosis Framework Reticular ... Antitripsyn Def • Cysts ... Infection, Aspiration, Cystic ... HighRes #Chest #CT #Patterns
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
the dominant HR-pattern ... : reticular nodular ... attenuation (emphysema, cystic ... Interpretation #Algorithm ... #ILD #RadiologyAssistant
Figure 3 HRCT-LUS correlation in normal lung, pulmonary congestion, rheumatoid lung disease, idiopathic pulmonary fibrosis.
Notes: (A)
in normal lung, pulmonary ... artifact); (G) UIP pattern ... subpleural, basal reticular ... #Correlation #Table ... #ILD #Findings
Reticular pattern 
1. Lymphangitic carcinomatosis: irregular septal thickening, usually focal or unilateral 50% adenopathy', known carcinoma.
2.
Reticular pattern ... Cardiogenic pulmonary ... HRCT #CTChest #Reticular ... #Pattern #Comparison ... #Table #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
with a nodular pattern ... before the typical cysts ... Diagnosis #Radiology #Pulmonary ... CTChest #Nodular #Pattern ... Differential #Comparison #Table
Algorithm for Diagnosis of Diffuse Cystic Lung Disease (DCLD)
Round, smooth cysts with normal lung parenchyma in
Algorithm for Diagnosis ... pattern not consistent ... presentations - ILD ... Disease #DCLD #pulmonary ... #Algorithm #Diagnosis
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
film of a 19 year old ... chest film is a reticular ... patern and that's ... recognized that this pattern ... caused by multiple cysts
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
cells results in a pattern ... of reticular opacities ... differential diagnosis (Table ... in interstitial pulmonary ... HRCT #CTChest #Reticular