47,XYY syndrome

47,XYY' syndrome is caused by the presence of two or more Y chromosomes in the karyotype, most often directly by the 47,XYY karyotype. These are gonosomal numerical aberration. Previously, this syndrome was referred to as "Supermale" - a term that is no longer used today. The syndrome has a minimum of clinical symptoms, men may have a taller stature and mild psychosocial disorders (most often learning disabilities). The results of older studies linking this syndrome to aggressiveness and criminal behavior have not been confirmed .

ICD-10 classification
47,XYY syndrome according to ICD-10:

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 * Chromosomal Abnormalities
 * Numerical chromosomal abnormalities
 * Syndromes caused by gonosome aneuploidy
 * Turner Syndrome
 * Klinefelter syndrome
 * Syndrome 47,XXX