10 results
On the left three different patients with lung cysts.
From left to right: Lymphangiomyomatosis, LIP and Langerhans
patients with lung cysts ... Langerhans cell histiocytosis ... Diagnosis #Radiology #CTChest ... #Cystic #Comparison ... #LAM #LIP #Histiocytosis
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Langerhans cell histiocytosis ... Cystic LCH: - LAM ... child-bearing age ... Diagnosis #Radiology #CTChest ... #Differential #Comparison
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Langerhans cell histiocytosis ... Lymphangiomyomatosis (LAM ... child-bearing age ... Radiology #HRCT #CTChest ... #Pattern #Comparison
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
Lymphangiomyomatosis (LAM ... ): uniform cysts ... child-bearing age ... Radiology #HRCT #CTChest ... #Pattern #Comparison
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
Emphysema - Lung cysts ... (LAM, LIP, Langerhans ... cell histiocytosis ... Radiology #Pulmonary #CTChest ... Differential #Diagram #Comparison
Nodular pattern(2)
1. Sarcoidosis: nodules with perilymphatic distribution, along fissures, adenopathy.
2. TB: Tree-in-bud appearance in a patient
Langerhans cell histiocytosis ... before the typical cysts ... Radiology #HRCT #CTChest ... Nodular #Pattern #Comparison
Differential diagnosis of Lymphangiomyomatosis:
Langerhans cell histiocytosis: > 90% are smokers, cysts have irregular shapes and the
Langerhans cell histiocytosis ... 90% are smokers, cysts ... typical case of LAM ... Clinical #Radiology #CTChest ... Lymphangiomyomatosis #LAM
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
Cysts occur without ... Langerhans cell histiocytosis ... Diagnosis #Radiology #CTChest ... #Cavity #Cyst # ... Emphysema #Comparison
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
Langerhans cell histiocytosis ... before the typical cysts ... Radiology #Pulmonary #CTChest ... #Differential #Comparison
Lymphangioleiomyomatosis- Computed tomography of the chest, reconstructed in the coronal plane at the level of the
tomography of the chest ... markers lined the cyst ... affect women of all ages ... with the average age ... Lymphangioleiomyomatosis #LAM