14 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... about imaging findings ... low attenuation (table ... #Pulmonary #CXR ... #Differential #RadiologyAssistant
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
listed in the table ... on HRCT and histology ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... #RadiologyAssistant
Reticular pattern 
1. Lymphangitic carcinomatosis: irregular septal thickening, usually focal or unilateral 50% adenopathy', known carcinoma.
2.
usually focal or unilateral ... edema: incidental finding ... peribronchovascular interstitium ... Pattern #Comparison #Table ... #RadiologyAssistant
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
a predominant finding ... (Table). ... pulmonary edema ... #Pulmonary #HRCT ... #Differential #RadiologyAssistant
Differential diagnosis of Lymphangitic Carcinomatosis. 
On the left multiple diseases showing septal thickening:
1. Lymphangitic carcinomatosis: irregular
Differential diagnosis ... edema: bilateral ... bronchovascular interstitium ... Differential #Comparison #Table ... #RadiologyAssistant
Based on the CXR that you just saw, you could have made the diagnosis of congestive
Based on the CXR ... have made the diagnosis ... failure, but the findings ... pleural fluid bilaterally ... #Edema #RadiologyAssistant
Congestive heart failure
The findings are:
 - bilateral perihilar consolidation with air bronchograms and ill-defined borders
 -
are: - bilateral ... size - subtle interstitial ... are dealing with pulmonary ... Clinical #Radiology #CXR ... #CHF #RadiologyAssistant
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
histologic pattern of pulmonary ... A HRCT is needed ... to confirm the diagnosis ... UIP #Reticular #Interstitial ... #Honeycombing #RadiologyAssistant
Based on the images alone, it is usually not possible to determine the cause of the
findings. ... this is nodular interstitial ... #Clinical #Diagnosis ... #Radiology #CXR ... Consolidation #Causes #RadiologyAssistant
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
- Imaging: • CXR ... of opacities, Unilateral ... , cavities • HRCT ... Organizing Pneumonia - Diagnosis ... #ILD #diagnosis