6 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
: round cysts, evenly ... #Clinical #Diagnosis ... #Radiology #CTChest ... #Cystic #Cysts ... #Table #RadiologyAssistant
Upper lung zone preference is seen in:
- Inhaled particles: pneumoconiosis (silica or coal)
- Smoking related diseases
is seen in: - UIP ... edema #Diagnosis #Radiology ... #Pulmonary #HRCT ... #Table #Distribution ... #Upper #Lower #
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
Differential diagnosis ... low attenuation (table ... When the cysts have ... in many cases UIP ... #Diagnosis #Radiology
Ground-glass opacity
Ground-glass opacity (GGO) represents:
- Filling of the alveolar spaces with pus, edema, hemorrhage, inflammation or
resolution of the HRCT ... be helpfull: - Upper ... bronchiolitis, PCP. - Lower ... bronchiolitis #Diagnosis #Radiology ... #GroundGlass #Differential
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
seen in smokers, upper ... show very similar HRCT ... lower zone distribution ... #Clinical #Diagnosis ... #Radiology #CTChest
On the left a chest film of a patient with UIP due to IPF.
The findings on
On the left a chest ... volume loss and fibrotic ... thick walls of the cysts ... reticulation with a lower ... #Clinical #Radiology