Gonadal dysgenesis

Gonadal dysgenesis
Synonyms	Gonadal agenesis
Pronounce	N/A
Specialty	N/A
Symptoms	Amenorrhea, infertility, delayed puberty
Complications	Osteoporosis, cardiovascular disease
Onset	Congenital
Duration	Lifelong
Types	N/A
Causes	Genetic mutations
Risks	Family history, Turner syndrome
Diagnosis	Karyotype analysis, hormone testing
Differential diagnosis	N/A
Prevention	N/A
Treatment	Hormone replacement therapy, surgery
Medication	N/A
Prognosis	N/A
Frequency	Rare
Deaths	N/A

Gonadal dysgenesis is a condition characterized by the abnormal development of the gonads, which are the ovaries in females and testes in males. This condition can lead to a variety of clinical manifestations, including amenorrhea, infertility, and delayed puberty.

Etiology

Gonadal dysgenesis is often caused by genetic mutations that affect the development of the gonads. These mutations can be inherited or occur de novo. Common genetic conditions associated with gonadal dysgenesis include Turner syndrome and Swyer syndrome.

Clinical Features

Individuals with gonadal dysgenesis may present with:

• Amenorrhea (absence of menstruation)
• Infertility
• Delayed puberty
• Streak gonads

Diagnosis

Diagnosis of gonadal dysgenesis typically involves:

• Karyotype analysis to identify chromosomal abnormalities
• Hormone testing to assess levels of estrogen and testosterone
• Ultrasound to evaluate the structure of the gonads

Treatment

Management of gonadal dysgenesis may include:

• Hormone replacement therapy to induce secondary sexual characteristics and maintain bone health
• Surgery to remove non-functional gonadal tissue, if necessary

Complications

Potential complications of untreated gonadal dysgenesis include:

• Osteoporosis due to low levels of sex hormones
• Increased risk of cardiovascular disease

See Also

• Turner syndrome
• Swyer syndrome
• Klinefelter syndrome

External Links

• [Gonadal dysgenesis at MedlinePlus](https://medlineplus.gov/ency/article/001180.htm)