10 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
four patterns: ... common pattern ... pattern on a CXR ... Diagnosis #Radiology #Pulmonary ... #CXR #Interstitial
Here are the most common examples of these four patterns on a chest x-ray (click image
of these four patterns ... consolidation - Diffuse ... - Reticular interstitial ... mass - Solitary Pulmonary ... Consolidation #Patterns
UIP
UIP is a histologic pattern of pulmonary fibrosis.
On a chest X-ray UIP manifests as a reticular
is a histologic pattern ... of pulmonary fibrosis ... a reticular pattern ... This pattern was ... #Interstitial #
The CXR demonstrates a reticular interstitial pattern with a preference at the lung bases.
The HRCT demonstrates
a reticular interstitial ... pattern with a ... preference at the lung bases ... The HRCT demonstrates ... Pattern #Honeycombing
Cystic versus Reticular
It can be difficult to determine whether we are dealing with a reticular pattern
pattern or a cystic ... pattern. ... pattern. ... a HRCT will give ... CTChest #Cystic #Interstitial
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 ... #HRCT #CTChest ... NodularPattern #Nodular #Pattern
Reticular pattern 
1. Lymphangitic carcinomatosis: irregular septal thickening, usually focal or unilateral 50% adenopathy', known carcinoma.
2.
Reticular pattern ... Cardiogenic pulmonary ... peribronchovascular interstitium ... #CTChest #Reticular ... #Pattern #Comparison
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
to look at the pattern ... more than one pattern ... lobar pneumonia caused ... Diagnosis #Radiology #Pulmonary ... #CXR #Consolidation
The distribution of nodules shown on HRCT is the most important factor in making an accurate
in the nodular pattern ... peribronchovascular interstitium ... Diagnosis #Radiology #Pulmonary ... #Nodular #Pattern ... Perilymphatic #Comparison
Cryptogenic Organizing Pneumonia (COP)

Cryptogenic Organizing Pneumonia Overview:
 • Idiopathic form of organizing pneumonia
 • formerly BOOP
Unknown • 6-7 cases ... - Imaging: • CXR ... consolidation and GG pattern ... , cavities • HRCT ... lymphoma, Diffuse