13 results
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
about imaging findings ... low attenuation (table ... findings. ... Diagnosis #Radiology #Pulmonary ... #RadiologyAssistant
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
resolution of the HRCT ... in ground glass pattern ... bronchiolitis, PCP ... Diagnosis #Radiology #Pulmonary ... #Differential #RadiologyAssistant
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 ... Consolidation - Lobar ... mass - Solitary Pulmonary ... #RadiologyAssistant
Sarcoidosis
In this case the chest x-ray shows subtle findings that could be described as fine reticulation.
In
case the chest x-ray ... shows subtle findings ... In many cases a HRCT ... Sarcoidosis #Nodular #Interstitial ... #Pattern #RadiologyAssistant
The idiopathic interstitial pneumonias (IIPs) comprise a heterogenous group of disorders. 
They represent fundamental responses of
listed in the table ... have specific patterns ... on HRCT and histology ... Diagnosis #Radiology #Pulmonary ... #RadiologyAssistant
Reticular pattern 
1. Lymphangitic carcinomatosis: irregular septal thickening, usually focal or unilateral 50% adenopathy', known carcinoma.
2.
edema: incidental finding ... peribronchovascular interstitium ... Alveolar proteinosis ... #Comparison #Table ... #RadiologyAssistant
Septal thickening
Thickening of the lung interstitium by fluid, fibrous tissue, or infiltration by cells results in
cells results in a pattern ... a predominant finding ... differential diagnosis (Table ... or lymphoma and alveolar ... #HRCT #CTChest
Figure 3 HRCT-LUS correlation in normal lung, pulmonary congestion, rheumatoid lung disease, idiopathic pulmonary fibrosis.
Notes: (A)
Figure 3 HRCT-LUS ... in a fibrotic alveolar ... artifact); (G) UIP pattern ... #Correlation #Table ... #ILD #Findings
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
diagnosis The table ... content of the alveoli ... to look at the pattern ... Diagnosis #Radiology #Pulmonary ... #RadiologyAssistant
Based on the images alone, it is usually not possible to determine the cause of the
findings. ... Lobar pneumonia ... filling of the alveoli ... this is nodular interstitial ... Consolidation #Causes #RadiologyAssistant