value description codesystem code iri XX Genotype The normal genotype of a female human. NCIT C45976 http://purl.obolibrary.org/obo/NCIT_C45976 XY Genotype The normal genotype of a male human. NCIT C45977 http://purl.obolibrary.org/obo/NCIT_C45977 45,XO Karyotype An abnormal sex chromosome karyotype where the individual is missing either a second X chromosome or the Y chromosome. The normal autosomal karyotype is present. This karyotype is associated with Turner Syndrome. NCIT C176780 http://purl.obolibrary.org/obo/NCIT_C176780 45,XO with Y Chromosomal Material An abnormal sex chromosome karyotype where the individual is missing a second X chromosome and has some chromosomal material from the Y chromosome. The normal autosomal karyotype is present. NCIT C176781 http://purl.obolibrary.org/obo/NCIT_C176781 47,XXX Karyotype An abnormal sex chromosome karyotype where the individual has three copies of the X chromosome. The normal autosomal karyotype is present. This karyotype is associated with triple X syndrome. NCIT C176785 http://purl.obolibrary.org/obo/NCIT_C176785 47,XXY Karyotype An abnormal sex chromosome karyotype where the individual has two copies of the X chromosome and one copy of the Y chromosome. The normal autosomal karyotype is present. This karyotype is associated with Klinefelter syndrome. NCIT C176784 http://purl.obolibrary.org/obo/NCIT_C176784 47,XYY Karyotype An abnormal sex chromosome karyotype where the individual has one X chromosome and has two copies of the Y chromosome. The normal autosomal karyotype is present. NCIT C176782 http://purl.obolibrary.org/obo/NCIT_C176782 48,XXXX Karyotype An abnormal sex chromosome karyotype where the individual has four copies of the X chromosome. The normal autosomal karyotype is present. NCIT C176787 http://purl.obolibrary.org/obo/NCIT_C176787 48,XXXY Karyotype An abnormal sex chromosome karyotype where the individual has three copies of the X chromosome and one copy of the Y chromosome. The normal autosomal karyotype is present. NCIT C176786 http://purl.obolibrary.org/obo/NCIT_C176786 XXYY Syndrome A rare sex chromosome abnormality in which a male child has an extra X and Y chromosome. NCIT C89801 http://purl.obolibrary.org/obo/NCIT_C89801 Penta X Syndrome A rare sex chromosome abnormality in which a female child has 3 extra X chromosomes. NCIT C89802 http://purl.obolibrary.org/obo/NCIT_C89802 XXXXY Syndrome Rare syndrome caused by chromosomal defects and characterized by the presence of multiple X chromosomes and one Y chromosome. Signs and symptoms include short stature, mental retardation, hypogonadism, undescended testes, gynecomastia, and hypotonia. NCIT C85236 http://purl.obolibrary.org/obo/NCIT_C85236