title: [Fraccaro's syndrome: 49XXXXY sexual polysomy. Apropos of 2 cases].
mesh_terms: D002675:Child, Preschool; D005147:Facial Bones / Q000002:abnormalities; D006801:Humans; D007231:Infant, Newborn; D008607:Intellectual Disability / Q000235:genetics; D008297:Male; D009030:Mosaicism; D010641:Phenotype; D011123:Polyploidy; D012729:Sex Chromosome Aberrations / Q000235:genetics*; D013577:Syndrome; D014960:X Chromosome
vernacular_title: Síndrome de Fraccaro: polisomía sexual 49XXXXY. A propósito de dos casos.