8 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... : round cysts, evenly ... #Radiology #CTChest ... #Cystic #Cysts ... #Differential #Comparison
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
Emphysema - Lung cysts ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... #Diagram #Comparison ... TractionBronchiectasis #Cysts
On the left a patient with ground glass pattern in a mosaic distribution.
Some lobules are involved
with ground glass pattern ... The differential ... #Clinical #Radiology ... #CTChest #GGO # ... #Mosaic #HypersenstitivityPneumonitis
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
before the typical cysts ... #Radiology #Pulmonary ... #CTChest #Nodular ... #Differential # ... Comparison #Table
Chronic hypersensitivity pneumonitis (2)
The case on the left shows an inspiratory and expiratory scan: the mosaic
expiratory scan: the mosaic ... Signs of fibrosis ... included in the differential ... #Clinical #Radiology ... #CTChest #Chronic
UIP with honeycombing (left) and chronic HP (right)
Differential diagnosis of Hypersensitivity Pneumonitis.
Subacute stage:
- RB-ILD: seen in
HP (right) Differential ... #Radiology #CTChest ... #UIP #Comparison ... #Chronic #HypersensitivityPneumonitis ... #RadiologyAssistant
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
caused by multiple cysts ... diagnosis in this ... the central dot sign ... #Clinical #Radiology ... #RadiologyAssistant
It can be difficult to distinguish these three entities.
There are two diagnostic hints for further differentiation:
-
There are two diagnostic ... bronchiolitis or chronic ... penicillamine) #Clinical #Radiology ... #CTChest #MosaicAttenuation ... #Comparison #RadiologyAssistant