ICD-11 definition : A condition affecting males, caused by the presence of supernumerary Y chromosomes.
This condition is asymptomatic. Confirmation is through observation of supernumerary
Y chromosomes by karyotyping.;
ICD-11 synonym : double y syndrome; Karyotype 47,XYY; xyy syndrome;
A condition affecting males, caused by the presence of supernumerary Y chromosomes.
This condition is asymptomatic. Confirmation is through observation of supernumerary
Y chromosomes by karyotyping.