12 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... lung disease comes ... low attenuation (table ... #Pattern #Differential ... #RadiologyAssistant
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
listed in the table ... have specific patterns ... realise, that these patterns ... #Diagnosis #Radiology ... ILD #Findings #RadiologyAssistant
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
Thickening of the interstitium ... lung disease (i.e ... in ground glass pattern ... #GroundGlass #Differential ... #RadiologyAssistant
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
Thickening of the lung ... cells results in a pattern ... diagnosis (Table ... #Diagnosis #Radiology ... #RadiologyAssistant
Hilar and mediastinal lymphadenopathy
In sarcoidosis the common pattern is right paratracheal and bilateral hilar adenopathy ('1-2-3-sign').
In
sarcoidosis the common pattern ... In lung carcinoma ... #Diagnosis #Radiology ... Lymphadenopathy #Differential ... #RadiologyAssistant
Lung abnormalities mostly present as areas of increased density, which can be divided into the following
the following patterns ... solitary or multiple Interstitial ... Diagnosis #Pathophys #Radiology ... #CXR #Lung #Patterns ... #RadiologyAssistant
CT will also demonstrate signs of congestive heart failure.
On the image on the left notice the
dependent part of the lungs ... Bilateral pleural ... be high in the differential ... #Clinical #Radiology ... IntersitialEdema #Septal #RadiologyAssistant
Cystic lung disease
Lung cysts are defined as radiolucent areas with a wall thickness of less than
as radiolucent areas ... listed in the table ... #Diagnosis #Radiology ... CysticLungDisease #Differential ... #RadiologyAssistant
Differential diagnosis of Lymphangitic Carcinomatosis. 
On the left multiple diseases showing septal thickening:
1. Lymphangitic carcinomatosis: irregular
Differential diagnosis ... bronchovascular interstitium ... #Clinical #Radiology ... #Comparison #Table ... #RadiologyAssistant
On the left a patient who is treated with cytotoxic drugs for a hematologic malignancy.
The radiographic
and non-specific interstitial ... consider drug-related lung ... disease in the differential ... #Clinical #Radiology ... DrugRelated #Fibrosis #RadiologyAssistant