What is XYY syndrome?
'''XYY syndrome''', also known as '''Jacobs syndrome''', is an [[genetic disorder]]. People with this disorder have the wrong number of chromosomes in each of their [[cell]]s, which is called [[aneuploidy]]. They have one [[X chromosome]] and 2 [[Y chromosome]]s in each cell. People with XYY syndrome are male, but normal [[male]]s have one X chromosome and one Y chromosome. == Other websites == {{Medical resources | DiseasesDB = 33038 | ICD10 = {{ICD10|Q|98|5|q|90}} | ICD9 = {{ICD9|758.8}} | ICDO = | OMIM = | MedlinePlus = | eMedicineSubj = | eMedicineTopic = | MeshID = D014997 | Orphanet = 8 | SNOMED CT = 50749006 }} * Nielsen, Johannes (1998). [https://web.archive.org/web/20100307091453/http://www.aaa.dk/TURNER/ENGELSK/XYY.HTM XYY males. An orientation]. {{Authority control}} {{DEFAULTSORT:Xyy Syndrome}} [[Category:Syndromes]] {{med-stub}}