編 號： 認識罕見遺傳疾病系列（三）
Triple X syndrome (Trisomy X) is a genetic condition that only affects females. Girls and women with triple X syndrome have an extra X chromosome.
Triple X syndrome affects individual girls and women differently. Some are scarcely affected, if at all, while others can have obvious and significant problems.
This leaflet was published by the Rare Chromosome Disorder Support Group.