What is delayed puberty? Delayed puberty is when boys reach the age of 14 and girls reach the age of 13 without signs of secondary sexual characteristics. In boys, there are no signs of enlargement of external genitalia, voice change, or stringing; in girls, there are no signs of breast development, etc. What are the risks of delayed puberty? In adolescents with delayed puberty, due to delayed sexual maturity, delayed or no height gain during puberty can lead to children with delayed puberty who are also shorter than their peers, and their short stature and delayed development can cause mental stress and even serious inferiority complex. Some students are afraid to go to the toilet at school because of poor or no development of the external genitalia, and some may have serious diseases that can affect the quality of marriage and lead to infertility in adulthood. Therefore, it is important to consult a doctor in time to clarify the cause and choose the correct treatment plan for delayed puberty development. How do I know if my child has delayed puberty? A detailed examination is needed to determine the cause of delayed puberty: LHRH excitation test, growth hormone stimulation test (for those who are particularly short), thyroid function, cortisol, bone age measurement, and gonadal BUS examination. Some patients undergo further karyotype analysis and MRI of the brain to further clarify the cause. Therefore, the examination cost is expensive. How is delayed puberty treated? Patients with delayed puberty are usually classified as: hypergonadotropic (primary), hypogonadotropic (secondary), hypogonadism (HH), somatic delayed puberty: a history of delayed puberty in a few parents, or functional delayed puberty. The treatment of dyspareunia differs from one cause to another, and the corresponding examination is needed to clarify the diagnosis and choose a different treatment.