Puberty is marked by physical changes such as growth of pubic hair, breast development in girls and testicular development và penile enlargement in boys. Boys start puberty within a wide range of ages, but most boys start puberty between the ages of 9 và 14. Girls typically develop signs of puberty between the ages of 7 or 8 and 13.

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Precocious puberty in girls is when the following happens before the age of 8:

Progressive sầu breast development with menstruation beginning two khổng lồ three years afterAccelerated growth

Precocious puberty in boys is when the following happens before the age of 9:

Penile enlargementTesticular developmentIncreased muscle developmentVoice changeGrowth of body hairAccelerated growth

There are two types of precocious puberty:

Central precocious puberty (CPP). Central precocious puberty is when the normal process of puberty starts too early. Most of the time there is no underlying medical cause. Less commonly, CPPhường may be caused by an abnormal pituitary gland or a problem with the hypothalamus.Peripheral precocious puberty (PPP). Peripheral precocious puberty occurs when the sex hormone glands (adrenal glands in boys và girls, ovaries in girls and testes in boys) begin functioning earlier than normal. This type of precocious puberty is less comtháng. Reasons the adrenals, ovaries and testes may begin khổng lồ function earlier than normal include:An adrenal tumor that secretes estrogen (hormones that promote the development of female characteristics) or testosterone (a steroid hooc môn that promotes the development of male characteristics)A genetic abnormality called congenital adrenal hyperplasia (CAH) that causes the adrenal glands lớn make too much androren (hormones that promote the development of male characteristics)Exposure khổng lồ medicines, creams, ointments or supplements that contain estroren, androgen or testosteroneOvarian cysts or ovarian tumors in girlsTumors in the testicles in boys

There are two comtháng forms of precocious puberty that vày not require any treatment:

Premature thelarche. Premature thelarbịt causes a small amount of breast development in girls without any other changes of puberty. The breast development does not progress và eventually goes away. This often occurs in toddler girls.Premature adrenarche. Premature adrenarđậy occurs when the normal secretion of androgens from the adrenal glands begins unusually early. This leads khổng lồ small amounts of pubic hair and adult toàn thân odor in boys & girls, which increase very slowly. No other signs of puberty are usually present. These changes progress so slowly that the children do not need treatment.

Diagnosis of Precocious Puberty

If your child is developing faster than normal, it may be due khổng lồ precocious puberty. Doctors at Riley at IU Health can perform the following exams và tests khổng lồ make a diagnosis:

Physical exam. The doctor can compare your child"s growth and pubertal development with the growth và pubertal development of children of the same age and gender.

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Bone age chạy thử. Your child’s doctor may persize a bone age demo, which is an X-ray of the left hvà and wrist. This kiểm tra can show how far along in puberty your child is and may show if early puberty will affect your child’s height as an adult.

Treatments

Treatment of precocious puberty depends on if your child is diagnosed with central precocious puberty or peripheral precocious puberty:

Central precocious puberty. Some forms of CPPhường bởi vì not require any treatment, particularly if it is slowly progressing and your child is cthua trận to lớn the normal age. If treatment for CPP.. is required, the goal is khổng lồ temporarily stop production of luteinizing hormone (LH) and follicle stimulating hormone (FSH) by the pituitary gl&. A gonadotropin-releasing hormone (GnRH) agonist is used lớn treat CPP. & suppress pituitary gonadal function. A GnRH agonist is typically given as an injection every month or every three months or as an implant that slowly releases the medicine over the course of one year. This medicine slows the signs of puberty and delays the onphối of menstruation in girls. Sometimes, this treatment may allow a child to lớn be taller than they would have been without treatment.Peripheral precocious puberty. Treatment of PPPhường varies depending on the cause. If the cause is a tumor that is producing estrogen or testosterone, treatment may include removal of the tumor. The doctor may also prescribe medicines that suppress or stop estroren or testosterone production.

Children going through precocious puberty may experience ức chế and anxiety because their bodies are developing quicker than their minds. They may be mistaken for a much older age, and this can be confusing or embarrassing.

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If your child has been diagnosed with precocious puberty, treatment can slow down or delay puberty, allowing your child to lớn grow lớn a more normal height.


Key Points lớn Remember

Precocious puberty is defined as the onset of puberty before the age of 7 or 8 in girls và age 9 in boys. An abnormal pituitary glvà or hypothalamus may cause precocious puberty. This is referred to lớn as central precocious puberty.Peripheral precocious puberty occurs when sex hooc môn glands start working earlier than they should.Central precocious puberty is treated with a medicine that slows production of luteinizing hormone (LH) và follicle stimulating hooc môn (FSH) by the pituitary gland.Peripheral precocious puberty is treated with medicines that suppress or stop the production of hormones or surgery khổng lồ remove tumors that produce estroren or testosterone.