Currently, there is no way to remove chromosomes from cells to "cure" the XXY condition.
But many symptoms can be successfully treated, minimizing the impact the condition has on length and quality of life. Most adult XXY men have full independence and have friends, families, and normal social relationships.1 They live about as long as other men, on average.2
- Geschwind, D. H., & Dykens, E. (2004). Neurobehavioral and psychosocial issues in Klinefelter syndrome. Learning Disabilities Research and Practice, 19(3), 166–173.
- Bojesen, A., Juul, S., Birkebaek, N., & Gravholt, C. H. (2004). Increased mortality in Klinefelter syndrome. Journal of Clinical Endocrinology and Metabolism, 89, 3830–3834.