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Here are the most common examples of these four patterns on a chest x-ray (click image
Interstitial - ... Nodule - Multiple Masses ... Atelectasis #Diagnosis #Clinical ... #Radiology #CXR ... #Patterns #RadiologyAssistant
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
Non specific interstitial ... pneumonitis (NSIP ... Sarcoidosis end-stage: consolidation ... #Clinical #Radiology ... Comparison #Table #RadiologyAssistant
Interstitial pneumonias
An acute reticular pattern is most frequently caused by interstitial edema due to cardiac heart
Interstitial pneumonias ... most frequently caused ... The other cause ... #Clinical #Radiology ... Pneumonia #PJP #RadiologyAssistant
Based on the images alone, it is usually not possible to determine the cause of the
determine the cause ... chronic illness, clinical ... this is nodular interstitial ... #Radiology #CXR ... #Causes #RadiologyAssistant
Sarcoidosis
On a CXR sarcoidosis usually first presents with hilar and mediastinal lymphadenopathy (example).
Parenchymal disease can present
can present as consolidation ... they may resemble consolidation ... #Clinical #Radiology ... NodularInterstitial #Nodular #Interstitial ... #Sarcoidosis #RadiologyAssistant
Congestive heart failure
The findings are:
 - bilateral perihilar consolidation with air bronchograms and ill-defined borders
 -
bilateral perihilar consolidation ... size - subtle interstitial ... #Clinical #Radiology ... #CXR #CHF #RadiologyAssistant
CT will also demonstrate signs of congestive heart failure.
On the image on the left notice the
septal lines due to interstitial ... a precursor of consolidation ... #Clinical #Radiology ... #CTChest #CHF # ... IntersitialEdema #Septal #RadiologyAssistant
Acute interstitial pneumonia (AIP, earlier named Hamman Rich Pneumonitis) is a rare idiopathic lung disease characterized
Acute interstitial ... named Hamman Rich Pneumonitis ... diffuse or patchy consolidation ... #Clinical #Radiology ... AcuteInterstitialPneumonia #ILD #RadiologyAssistant
Differential diagnosis of Lymphangiomyomatosis:
Langerhans cell histiocytosis: > 90% are smokers, cysts have irregular shapes and the
Lymphoid interstitial ... pneumonitis: seen ... another typical case ... #Clinical #Radiology ... #LAM #Cystic #RadiologyAssistant
Key findings in alveolar proteinosis
- Crazy paving pattern: reticular pattern superimposed on ground glass opacification.
- Opacifications
ground glass to consolidation ... This is caused by ... transported to the interstitium ... #Clinical #Radiology ... #CrazyPaving #RadiologyAssistant