TY - JOUR T1 - 47,XXX chromosome constitution in a male. JF - Journal of Medical Genetics JO - J Med Genet SP - 62 LP - 66 DO - 10.1136/jmg.17.1.62 VL - 17 IS - 1 AU - U Bigozzi AU - G Simoni AU - E Montali AU - L Dalpra AU - F Rossella AU - M Piazzini AU - A Borghi Y1 - 1980/02/01 UR - http://jmg.bmj.com/content/17/1/62.abstract N2 - An 18-year-old boy with a male phenotype was examined because of testicular hypoplasia. Chromosome analysis using Q- and R-banding techniques and BUdR treatment showed a 47,XXX karotype, in both lymphocytes and fibroblasts. Cytogenetic problems raised by this case are discussed in relation to data from previous published reports. ER -