Article
Paternal isodisomy 13 in a normal newborn infant after trisomy rescue evidenced by prenatal diagnosis.
American journal of medical genetics - 14 Feb 2000
Soler A, Margarit E, Queralt R, Carrió A, Costa D, Gómez D, Ballesta F
Abstract excerpt
Maternal and paternal uniparental disomy of chromosome 13 have been associated with normal phenotypes. We report on a new case of paternal isodisomy 13 in a phenotypically normal girl. Prenatal diagnosis had shown a 46,XX,-13,der(13;13) karyotype in chorionic villi and a 45,XX,der(13;13) karyotype in amniocytes and fetal blood. Molecular studies demonstrated that the de novo der(13;13) was an isochromosome 13 of...
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