20 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Langerhans cell histiocytosis ... : 'signet ring sign ... #Diagnosis #Radiology ... #CTChest #Cystic ... #Comparison #Table
On the left three different patients with lung cysts.
From left to right: Lymphangiomyomatosis, LIP and Langerhans
patients with lung cysts ... #Clinical #Diagnosis ... #Radiology #CTChest ... #Cystic #Comparison ... #LAM #LIP #Histiocytosis
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Langerhans cell histiocytosis ... (LAM): regular cysts ... #Clinical #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 ... Langerhans cell histiocytosis ... #Diagnosis #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 ... #Clinical #Radiology ... #HRCT #CTChest ... Nodular #Pattern #Comparison
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
the differential diagnosis ... Langerhans cell histiocytosis ... #Clinical #Diagnosis ... #Radiology #CTChest ... Emphysema #Comparison
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
before the typical cysts ... #Clinical #Diagnosis ... #Radiology #Pulmonary ... #CTChest #Nodular ... #Differential #Comparison
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
caused by multiple cysts ... challenging differential diagnosis ... the central dot sign ... #Clinical #Radiology ... #Cystic #RadiologyAssistant
Differential diagnosis of Lymphangiomyomatosis:
Langerhans cell histiocytosis: > 90% are smokers, cysts have irregular shapes and the
Differential diagnosis ... Langerhans cell histiocytosis ... 90% are smokers, cysts ... #Clinical #Radiology ... #CTChest #Lymphangiomyomatosis
Aortic Stenosis - Diagnosis and Stages

Clinical Presentation
- Exertional dyspnea
- Chest pain
- Palpitations
- HF Symptoms (orthopnea, PND,
and Stages Clinical ... Exertional dyspnea - Chest ... #Stages #Management ... #Signs #Symptoms ... #Cardiology