Awareness – The XXY Project

Chromosome Variant Factsheet

by onevoice47xxy09/08/201908/11/2019

At the XXY Project we are anti anything that depicts Chromosome Variations of any description as being abnormal because what they're describing is not the natural variation these differences are but rather something that's broken and something that needs to…

A Tribute to Patricia Jacobs.

by onevoice47xxy14/03/201902/01/2020

THE WILLIAM ALLAN MEMORIAL AWARDPresented to Patricia A. Jacobs, D.Sc., at the annual meetingof the American Society of Human GeneticsDallas, October 28-31, 1981.Introduction byJOHN L. HAMERTON The presentation of the William Allan Memorial Award is a special occasion each year…

Project explores rights of Australians born with variations in sex characteristics

by onevoice47xxy05/09/201814/09/2019

The Australian Human Rights Commission project on protecting rights in the context of medical interventions is accepting submissions until the end of this month. If you want to comment, talk about your own experiences or those of family members, then…

Advocacy + Peer Support

Reach Out is Australia’s leading online mental health organisation for young people and their parents. Our practical support, tools and tips help young people get through anything from everyday issues to tough times – and the information we offer parents makes it easier for them to help their teenagers, too.

Re-imagine Today is co-designed with people living with mental health issues. Many of those involved have lived experience of the NDIS and have used this experience to help you better understand how it all works

Intersex Peer Support Australia is a peer support, information and advocacy group for people born with variations in sex characteristics and their families.

Kids Helpline is Australia’s only free, private and confidential 24/7 phone and online counselling service for young people aged 5 – 25

Intersex Head To Health is a digital Mental Health resource by the Australian Government connecting you with some of Australia’s most trusted Mental Health organisations. It brings together apps, online programs, online forums, and phone services, as well as a range of digital information resources.

Parents of Gender Diverse Children provides peer support to Parents and those parenting Trans and Gender Diverse children. They realise that parents who are well supported are better able to support their children.

Intersex Human Rights Australia promote human rights, health and bodily autonomy. Their goals are to help create a society where intersex bodies are not stigmatised, and where our rights as people are recognised. They build community, evidence, capacity, and education and information resources.

Flourish Australia: Being part of the Flourish Australia family is a great way to make new friends, try new things and get more involved with your local community. Connect with us to start feeling less isolated.

Rape and Domestic Violence Services Australia We provide nationwide counselling and support for people impacted by domestic and family violence.

Other Sex Chromosome Variations

46 XX(y) Phenotypically there are three groups of sex-reversed 46,XX individuals. The first classical group includes phenotypically normal XX males, while the second and third groups consist of those with varying forms of genital ambiguity.

48 XXYY is a chromosomal variation that causes infertility, developmental and behavioural issues, as well as other health problems

48,XXXY often compared with 47,XXY because of shared features including tall stature and hypogonadism, 48,XXYY, 48,XXXY and 49,XXXXY are associated with additional physical findings, congenital differences, medical problems and psychological features.

Incidence of Sex Chromosome Variations. Knowledge on the prevalence of Sex Chromosome Variations are limited, where delayed diagnosis or non-diagnosis are a continuous concern. We aimed to investigate change over time in incidence, prevalence and age at diagnosis among XO, XXY, XXX and XYY’s

Educational Resources

Diversitywise Educational Services provides curriculum, pedagogy and professional development services to early learning centres and schools.

Speech & Language Development Australia is the nation’s peak body supporting and advocating for the needs of children and young people with speech, language and related differences.

A Podcast Initiative by The National Consistent Collection of Data on School Students with Disability, to assist in learning more about development issues

Brain Facts dot Org
shares the stories of scientific discovery and the knowledge they reveal. Join them as they explore the universe between our ears. Because when we know our brains, we know ourselves.

Executive dysfunction and relation with behavioral problems .These findings suggest that executive dysfunction may be part of the phenotype of children with an extra X chromosome, impacting the ability to function adequately in everyday life.

International Links

Interesting Facts About XXY: The primary purpose of this blog is to raise awareness of XXY and the difficulties the community faces in finding appropriate medical professionals who understand the multifaceted presentation of what it means to be an XXY individual.

The Organization for the Study of Sex Differences (OSSD) is a unique scientific organization that seeks to enhance knowledge of sex/gender differences by facilitating interdisciplinary communication and collaboration among scientists and clinicians of diverse backgrounds.