51 results
Differential diagnosis of Langerhans cell histiocytosis.
Nodular LCH:
- Sarcoidosis: perilymphatic distribution.
- Metastases: random distribution.
Cystic LCH:
- LAM: round
Cystic LCH: - LAM ... : round cysts, evenly ... child-bearing age - Cystic ... Diagnosis #Radiology #CTChest ... #Cystic #Cysts
On the left three different patients with lung cysts.
From left to right: Lymphangiomyomatosis, LIP and Langerhans
patients with lung cysts ... Diagnosis #Radiology #CTChest ... #Cystic #Comparison
Low Attenuation pattern 
1. Lymphangiomyomatosis (LAM): uniform cysts in woman of child-bearing age; no history of
(LAM): uniform cysts ... bizarre shaped cysts ... Radiology #HRCT #CTChest ... LowAttenuation #Cystic
Low Attenuation pattern (2) 
1. Centrilobular emphysema: low attenuation areas without walls. Notice the centrilobular artery
multiple thick walled cysts ... (LAM): regular cysts ... Radiology #HRCT #CTChest ... LowAttenuation #Cystic
Pancreatic cystic lesions (PCLs)
 - classified into simple retention cysts, pseudocysts and cystic neoplasms 
 -
Pancreatic cystic ... simple retention cysts ... pseudocysts and cystic ... #Pancreatic #cystic ... gastroenterology #diagnosis #management
Cavities frequently arise within a mass or an area of consolidation as a result of necrosis.
We
between cavities and cysts ... Cysts occur without ... Cysts usually contain ... Diagnosis #Radiology #CTChest ... #Cavity #Cyst #
Pericardial cyst
Pericardial cysts are connected to the pericardium and usually contain clear fluid.
The majority of pericardial
Pericardial cyst ... Pericardial cysts ... of pericardial cysts ... Radiology #CXR #CTChest ... #Pericardial #Cyst
The fourth pattern includes abnormalities that result in decreased lung attenuation or air-filled lesions.
These include:
- Emphysema
-
Emphysema - Lung cysts ... Radiology #Pulmonary #CTChest ... TractionBronchiectasis #Cysts
Causes of Cystic Renal Mass - Differential Diagnosis Algorithm
Benign - Anechoic on ultrasound, Well-demarcated on ultrasound/CT,
contrast - Simple Cysts ... sized kidneys, No cysts ... Multiple bilateral cysts ... Enlarged kidneys, Cysts ... #RenalMass #Nephrology
There is a hydropneumothorax.
Notice the air-fluid level (blue arrow).
The upper lobe is still attached to the
attached to the chest ... There is a lung cyst ... something to do with a cystic ... leading to pulmonary cyst