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Here are the most common examples of these four patterns on a chest x-ray (click image
of these four patterns ... on a chest x-ray ... - Solitary Pulmonary ... Diagnosis #Clinical #Radiology ... Consolidation #Patterns
Algorithm for nodular pattern
The algorithm to distinguish perilymphatic, random and centrilobular nodules is the following:
- Look
Algorithm for nodular ... pattern The algorithm ... #Pulmonary #HRCT ... #CTChest #NodularPattern ... #Nodular #Pattern
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
pattern. 1. ... Clinical #Diagnosis #Radiology ... #Pulmonary #CTChest ... #Nodular #Pattern ... Differential #Comparison #Table
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
: reticular, nodular ... low attenuation (table ... On a Chest X-Ray ... #Diagnosis #Radiology ... #Pulmonary #CXR
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
listed in the table ... have specific patterns ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... IdiopathicInterstitialPneumonia #ILD
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
cells results in a pattern ... differential diagnosis (Table ... pulmonary edema ... Nodular or irregular ... #Diagnosis #Radiology
Lung abnormalities mostly present as areas of increased density, which can be divided into the following
mostly present as areas ... Consolidation Atelectasis Nodule ... solitary or multiple Interstitial ... Less frequently areas ... published soon: Chest
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 ... #Pulmonary #HRCT ... #CTChest #Interpretation ... #Algorithm #ILD
Acute interstitial pneumonia (AIP, earlier named Hamman Rich Pneumonitis) is a rare idiopathic lung disease characterized
Acute interstitial ... The histologic pattern ... There are areas ... and extensive areas ... #CTChest #AIP #
On the left a patient who is treated with cytotoxic drugs for a hematologic malignancy.
The radiographic
radiographic findings are areas ... like idiopathic pulmonary ... and non-specific interstitial ... #Clinical #Radiology ... #CTChest #DrugInduced