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Here are the most common examples of these four patterns on a chest x-ray (click image
Interstitial - Reticular ... mass - Solitary Pulmonary ... Nodule - Multiple Masses ... Diagnosis #Clinical #Radiology ... Consolidation #Patterns #RadiologyAssistant
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
about imaging findings ... low attenuation (table ... #Diagnosis #Radiology ... #Pulmonary #CXR ... #Differential #RadiologyAssistant
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
indicates unknown cause ... listed in the table ... #Pulmonary #CTChest ... IdiopathicInterstitialPneumonia #ILD ... #Findings #RadiologyAssistant
On the left a chest film of a patient with UIP due to IPF.
The findings on
The findings on ... densities caused ... #Clinical #Radiology ... #Pneumonitis #Reticular ... #ILD #RadiologyAssistant
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
diagnosis The table ... lobar pneumonia caused ... #Diagnosis #Radiology ... #Pulmonary #CXR ... #RadiologyAssistant
Reticular pattern 
1. Lymphangitic carcinomatosis: irregular septal thickening, usually focal or unilateral 50% adenopathy', known carcinoma.
2.
Reticular pattern ... edema: incidental finding ... #Clinical #Radiology ... Pattern #Comparison #Table ... #RadiologyAssistant
Basic Interpretation
A structured approach to interpretation of HRCT involves the following questions:
What is the dominant HR-pattern:
reticular
nodular
high
dominant HR-pattern: reticular ... there additional findings ... #Pulmonary #HRCT ... Interpretation #Algorithm #ILD ... #RadiologyAssistant
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
in a pattern of reticular ... a predominant finding ... differential diagnosis (Table ... #Diagnosis #Radiology ... #Differential #RadiologyAssistant
In the images on your left you can appreciate again the spectrum of findings seen in
the spectrum of findings ... GGO with a fine reticular ... #Clinical #Radiology ... NonspecificInterstitialPneumonia #ILD ... #RadiologyAssistant
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
film of a 19 year old ... The dominant findig ... chest film is a reticular ... this pattern was caused ... Histiocytosis #Cystic #RadiologyAssistant