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Calcified oil cyst

Case contributed by Mohamed El Deen
Diagnosis almost certain

Presentation

History of mastalgia for one month.

Patient Data

Age: 50
Gender: Female
mammography

There is a well circumscribed small radio-opaque rounded lesion within breast fatty tissues with wall calcification " eggshell calcification".  

Note the cyst is not completely translucent which may represent a atypical form of oil cyst. 

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