XY Gonadal Dysgenesis

Swyer syndrome, or XY gonadal dysgenesis, is a type of hypogonadism in a person whose karyotype is 46,XY. The person is externally female with streak gonads, and left untreated, will not experience puberty. Such gonads are typically surgically removed and a typical medical treatment would include hormone replacement therapy with female hormones.

Read more about XY Gonadal Dysgenesis:  Swyer Syndrome As A Form of "pure Gonadal Dysgenesis", Genetic Associations, Pathogenesis, Diagnosis, Treatment, Gonadal Dysgenesis and Other Similar or Related Conditions