8 results
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
- Lung cysts (LAM ... LIP, Langerhans cell ... #Diagnosis #Radiology ... #Pulmonary #CTChest ... Differential #Diagram #Comparison
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
Centrilobular emphysema ... Langerhans cell ... #Clinical #Radiology ... #HRCT #CTChest ... #Pattern #Comparison
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
of Langerhans cell ... Centrilobular emphysema ... #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 ... and Langerhans cell ... #Clinical #Diagnosis ... #Radiology #CTChest ... #Cystic #Comparison
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
the surrounding lung ... or Langerhans cell ... #Clinical #Diagnosis ... #Radiology #CTChest ... Emphysema #Comparison
On the left a chest film of a 19 year old patient with Langerhans cell histiocytosis.
The
with Langerhans cell ... is a reticular patern ... challenging differential diagnosis ... #Clinical #Radiology ... #CXR #CTChest #
On the left some diseases with a nodular pattern.
1. Hypersensitivity pneumonitis: ill defined centrilobular nodules.
2. Miliary
Langerhans cell ... before the typical cysts ... #Clinical #Diagnosis ... #Radiology #Pulmonary ... #CTChest #Nodular
Incidental Finding of Oleothorax - A chest radiograph showed a dense opacity in the upper area
Oleothorax - A chest ... old calcified empyema ... #Clinical #PCC # ... Radiology #CXR # ... Oleothorax #NEJM