Article
Severe presentation of Beckwith-Wiedemann syndrome associated with high levels of constitutional paternal uniparental disomy for chromosome 11p15.
American journal of medical genetics. Part A - 15 Dec 2007
Smith Adam C, Shuman Cheryl, Chitayat David, Steele Leslie, Ray Peter N, Bourgeois Jaqueline, Weksberg Rosanna
Abstract excerpt
Beckwith-Wiedemann syndrome (BWS) is an overgrowth syndrome characterized by macrosomia, macroglossia, omphalocele, hemihyperplasia, and increased tumor risk. BWS can be associated with genetic and/or epigenetic alterations that modify imprinted gene expression on chromosome 11p15.5. Somatic mosaicism for paternal uniparental disomy (UPD) of chromosome 11p15, found in 20% of BWS patients, is associated with...
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