24 results
On the left three different patients with lung cysts.
From left to right: Lymphangiomyomatosis, LIP and Langerhans
and Langerhans cell ... CTChest #Cystic #Comparison ... Histiocytosis #RadiologyAssistant
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
LIP, Langerhans cell ... Differential #Diagram #Comparison ... Emphysema #SignetRing #RadiologyAssistant
Nodular pattern(2)
1. Sarcoidosis: nodules with perilymphatic distribution, along fissures, adenopathy.
2. TB: Tree-in-bud appearance in a patient
Langerhans cell ... Nodular #Pattern #Comparison ... #Table #RadiologyAssistant
High Attenuation pattern 
1. Chronic eosinophilic pneumonia with peripheral areas of ground glass opacity.
2. Sarcoid end-stage
Broncho-alveolar cell ... HighAttenuation #Pattern #Comparison ... #Table #RadiologyAssistant
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
of Langerhans cell ... #Differential #Comparison ... #Table #RadiologyAssistant
Whenever you see an area of increased density within the lung, it must be the result
fluid, pus, blood, cells ... including tumor cells ... Diagnosis #Radiology #CXR ... Consolidation #Patterns #RadiologyAssistant
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Langerhans cell ... Cystic #Pattern #Comparison ... #Table #RadiologyAssistant
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
On a CXR the most ... in Langerhans cell ... reticular pattern on a CXR ... Radiology #Pulmonary #CXR ... #Differential #RadiologyAssistant
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
Langerhans cell ... #Differential #Comparison ... #Table #RadiologyAssistant
Differential diagnosis
The table summarizes the most common diseases, that present with consolidation.
Chronic diseases are indicated in
- Cells - tumor ... Radiology #Pulmonary #CXR ... Differential #Table #RadiologyAssistant