Klinefelter syndrome
This topic has information for parents about Klinefelter syndrome.
National Genome Institute
https://www.genome.gov/Genetic-Disorders/Klinefelter-Syndrome
This government website has general information on Klinefelter syndrome.
KS&A
www.genetic.org
KS&A’s mission is to help individuals with one or more extra X and/or Y chromosomes and their families lead fuller and more productive lives. KS&A stands for Knowledge, Support & Action.