6 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... Cystic LCH: - LAM ... : 'signet ring sign ... #Diagnosis #Radiology ... Comparison #Table
The table on the left is the overall table for mediastinal masses.
In the next paragraphs we
#Diagnosis #Pulmonary ... #Radiology #Mediastinal ... #Mass #Differential ... #Table #Anterior ... Middle #Posterior #RadiologyAssistant
Bronchiectasis is defined as localized bronchial dilatation.
The diagnosis of bronchiectasis is usually based on a combination
dilatation (signet-ring sign ... the peripheral lung ... A signet-ring sign ... bronchitis, COPD ... #Diagnosis #Radiology
On the left two cases with chronic consolidation. 
There are patchy non-segmental consolidations in a subpleural
The final diagnosis ... will be other signs ... look like this #Clinical ... #Radiology #CTChest ... OrganizingPneumonia #RadiologyAssistant
Notice that there are multiple densities in both lungs.
The larger ones are ill-defined and maybe there
densities in both lungs ... dealing with the differential ... diagnosis of chronic ... #Clinical #Radiology ... OrganizingPneumonia #BOOP #RadiologyAssistant
Chronic hypersensitivity pneumonitis (2)
The case on the left shows an inspiratory and expiratory scan: the mosaic
Signs of fibrosis ... mid and lower lung ... included in the differential ... #Clinical #Radiology ... #RadiologyAssistant