title: A girl with 71,XXXXY karyotype.
abstract: A girl with a 71,XXXXY karyotype is described. Internal and external genitalia were female despite the presence of a Y-chromosome.
authors.affiliation: Department of Clinical Genetics, University Hospital Leiden, The Netherlands.
authors.forename: P D
authors.initials: PD
authors.lastname: Maaswinkel-Mooij
authors.forename: P
authors.initials: P
authors.lastname: van Zwieten
authors.forename: P
authors.initials: P
authors.lastname: Mollevanger
authors.forename: E
authors.initials: E
authors.lastname: van Noort
authors.forename: G
authors.initials: G
authors.lastname: Beverstock
mesh_terms: D000015:Abnormalities, Multiple / Q000235:genetics; D000328:Adult; D000782:Aneuploidy; D005260:Female; D006801:Humans; D007231:Infant, Newborn; D007621:Karyotyping; D011123:Polyploidy; D012729:Sex Chromosome Aberrations / Q000235:genetics*