18 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
lung disease comes ... lung disease and ... The cystic pattern ... histiocytosis or honeycombing ... #RadiologyAssistant
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
Low Attenuation pattern ... Honeycombing 4. ... low attenuation areas ... Radiology #HRCT #CTChest ... #Table #RadiologyAssistant
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
The fourth pattern ... - Emphysema - Lung ... cysts (LAM, LIP ... Radiology #Pulmonary #CTChest ... Emphysema #SignetRing #RadiologyAssistant
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Low Attenuation pattern ... low attenuation areas ... Honeycombing. 4. ... Radiology #HRCT #CTChest ... #Table #RadiologyAssistant
Honeycombing represents the second reticular pattern recognizable on HRCT.
Because of the cystic appearance, honeycombing is also
Because of the cystic ... feature of usual interstitial ... pneumonia (UIP) ... Clinical #Radiology #CTChest ... UsualInterstitialPneumonia #RadiologyAssistant
High Attenuation pattern (2) 
1. Non specific interstitial pneumonitis (NSIP): ground glass with traction bronchiectasis, no
Non specific interstitial ... bronchiectasis, no honeycombing ... Cryptogenic organizing pneumonia ... Radiology #HRCT #CTChest ... Comparison #Table #RadiologyAssistant
The CXR demonstrates a reticular interstitial pattern with a preference at the lung bases.
The HRCT demonstrates
pattern with a ... preference at the lung ... Radiology #CXR #UIP #CTChest ... #Pattern #Honeycombing ... TractionBronchiectasis #RadiologyAssistant
High-Res Chest CT Patterns - Differential Diagnosis Framework
Reticular:
 • Septal Thickening: Lymphangitic Carcinoma, Interstitial Edema, Alveolar
Patterns - Differential ... Lymphangitic Carcinoma, Interstitial ... Silicosis • Honeycombing ... Hypersensitivity Pneumonia ... #CT #Patterns #
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
pneumonias (IIPs ... have specific patterns ... realise, that these patterns ... Radiology #Pulmonary #CTChest ... ILD #Findings #RadiologyAssistant
Notice the honeycombing and the preference of the subpleural and basal lung areas. #Clinical #Radiology #CTChest
Notice the honeycombing ... subpleural and basal lung ... areas. ... Clinical #Radiology #CTChest ... Pneumonitis #ILD #RadiologyAssistant