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Introduction Beckwith-Wiedemann syndrome (BWS) was first described in 1963 and 1964 by Beckwith, an American pediatric pathologist, and Wiedemann, a German geneticist. Since the first descriptions, more than 500 cases have been reported. Prenatal diagnosis of BWS was first reported…

Introduction Fetal hepatic calcifications are divided into three categories: peritoneal, parenchymal, and vascular. This chapter addresses parenchymal hepatic calcifications and, to a lesser degree, vascular calcifications, which may be included in the differential diagnosis of parenchymal calcifications. Disorder Definition Fetal…