%0 Journal Article %T S¨ªNDROME DE TURNER CON MOSAICISMO 45X/46XY: REPORTE DE CASO %A Saldarriaga Gil %A Wilmar %A ¨¢vila S¨¢nchez %A Fernando %A Isaza de Lourido %A Carolina %J Revista chilena de obstetricia y ginecolog¨ªa %D 2011 %I Scientific Electronic Library Online %R 10.4067/S0717-75262011000100010 %X turner syndrome has an estimated prevalence of 1 in 1800 to 5000 female births and is characterized by total or partial absence of the second chromosome x. it's now recognized that there is variation in the cyto-genetic presentaron of the syndrome, being the most common monosomy x (45, x) and among the least frequent it's found mosaicism including fragments or the entire y chromosome. the presence of y chromosome confers phenotypic characteristics of androgenization and requires extensi¨®n studies in patients. we report a case of turner syndrome with mosaic 45,x/46,xy karyotype found by g-banding and aditionally, we propose a protocol for further studies and management of patients with this syndrome. %K turner's syndrome %K cytogenetic variation %K phenotype %K mosaicis. %U http://www.scielo.cl/scielo.php?script=sci_abstract&pid=S0717-75262011000100010&lng=en&nrm=iso&tlng=en