Presentation
Abdominal pain.
Patient Data
Age: 55 years
Gender: Female
From the case:
Hepatic hydatid cyst
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A 100 x 75 mm cystic lesion with internal layer detachment is noted at right liver lobe. The detachment of the endocyst membrane floating within the pericyst is called "water-lily sign".
Case Discussion
Features on MR images are typical for hepatic hydatid cyst which is a parasitic zoonosis caused by the Echinococcus tapeworm.