6 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Differential diagnosis ... child-bearing age - Cystic bronchiectasis ... central dot. - LIP ... Cystic #Cysts #Differential ... Comparison #Table #RadiologyAssistant
Bronchiectasis is defined as localized bronchial dilatation.
The diagnosis of bronchiectasis is usually based on a combination
Bronchiectasis is ... The diagnosis of bronchiectasis ... peripheral lung - mucus retention ... #Differential # ... RadiologyAssistant
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
Lung cysts (LAM, LIP ... histiocytosis) - Bronchiectasis ... LowAttenuation #Differential ... Emphysema #SignetRing #RadiologyAssistant
Bronchiectasis - Summary

What?
• Bronchiectasis is derived from the Greek words bronckos meaning airway and ectasis meaning
Bronchiectasis - ... • Bronchiectasis ... , CCP, ANCA • HIV ... infections • Preventing ... #pulmonary #differential
Tree-in-bud almost always indicates the presence of:
Endobronchial spread of infection (TB, MAC, any bacterial bronchopneumonia)
Airway disease
cystic fibrosis, bronchiectasis ... primarily with mucus retention ... CTChest #TreeInBud #Differential ... #RadiologyAssistant
On the left a patient who is treated with cytotoxic drugs for a hematologic malignancy.
The radiographic
some traction bronchiectasis ... patients with a UIP ... disease in the differential ... DrugRelated #Fibrosis #RadiologyAssistant