title: An XX male with a 46,XX/47,XX+Y(q12 to qter) karyotype.
mesh_terms: D000328:Adult; D002869:Chromosome Aberrations; D002874:Chromosome Mapping; D006182:H-Y Antigen / Q000235:genetics; D006801:Humans; D007621:Karyotyping; D007713:Klinefelter Syndrome / Q000235:genetics*; D008297:Male; D009030:Mosaicism; D014998:Y Chromosome / Q000648:ultrastructure
chemical_list: D006182:H-Y Antigen