title: Paradoxical hepatic tumor: Undifferentiated embryonal sarcoma of the liver.
abstract: Undifferentiated embryonal sarcoma (UES) is a rare primary malignant tumor of the liver that typically presents in late childhood. We report a case of primary UES, which had a typical paradoxical appearance on different imaging modalities.
authors.affiliation: Department of Medical Imaging, Royal Children's Hospital, Melbourne, Victoria 3052, Australia.
authors.forename: Kushaljit Singh
authors.initials: KS
authors.lastname: Sodhi
authors.forename: Elhamy
authors.initials: E
authors.lastname: Bekhitt
authors.forename: Christian
authors.initials: C
authors.lastname: Rickert