15 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 ... Cystic #Comparison #LAM ... #LIP #Histiocytosis ... #RadiologyAssistant
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 ... TractionBronchiectasis #Cysts ... Emphysema #SignetRing #RadiologyAssistant
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Langerhans cell histiocytosis ... Cystic LCH: - LAM ... : round cysts, evenly ... CTChest #Cystic #Cysts ... Comparison #Table #RadiologyAssistant
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Langerhans cell histiocytosis ... multiple thick walled cysts ... Lymphangiomyomatosis (LAM ... ): regular cysts ... Comparison #Table #RadiologyAssistant
Leukemias Overview: ALL, CML, AML, APML, CLL

Acute leukemias > 20% blasts in the peripheral blood smear
activity • ↓ LAP ... -> AML: Blast crises ... • Blasts > 10% leukocytes ... Neutrophils • Immature/Myeloblasts ... AML Dx: • ↑ Leukocyte
Differential diagnosis on HRCT
Most of our knowledge about imaging findings in interstitial lung disease comes from
When the cysts have ... Langerhans cell histiocytosis ... seen and in many cases ... #Differential #RadiologyAssistant
Differential diagnosis of Lymphangiomyomatosis:
Langerhans cell histiocytosis: > 90% are smokers, cysts have irregular shapes and the
Langerhans cell histiocytosis ... 90% are smokers, cysts ... another typical case ... of LAM. ... #Cystic #RadiologyAssistant
On the left a case with multiple round and bizarre shaped cysts.
There was an upper lobe
On the left a case ... bizarre shaped cysts ... Langerhans cell histiocytosis ... LangerhansCellHistiocytosis #Langerhans #Histiocytosis ... #LCH #RadiologyAssistant
On the left another case of Langerhans' cell histiocytosis.
It started as small noduli, which progressed over
the left another case ... Langerhans' cell histiocytosis ... bizarre shaped cysts ... LangerhansCellHistiocytosis #Histiocytosis ... #Cystic #RadiologyAssistant
On the left a case with multiple cysts that are evenly distributed througout the lung (
On the left a case ... with multiple cysts ... Lymphangiomyomatosis (LAM ... Radiology #CTChest #LAM ... #Pneumothorax #RadiologyAssistant