What are the characteristics of precocious puberty?
Disease description:
A colleague said her child has been complaining of chest pain these past few days, and she's wondering if it might be due to precocious puberty. She would like to know what signs are associated with precocious puberty.
Doctor's answer (1)
Dr. Zhou Xiaofeng
Characteristics of precocious puberty:
Female characteristics:
1. Early menarche: girls experience menarche before age 8.
2. Breast development: premature breast development, typically occurring before age 8.
3. Premature pubic hair: girls develop pubic and underarm hair around ages 4–8.
4. Growth acceleration: significant increase in height and weight before puberty compared to peers, but may later result in shorter stature due to premature closure of growth plates.
Male characteristics:
1. Voice change onset: boys experience voice deepening before age 9.
2. Testicular enlargement: accompanied by scrotal skin thickening, increased pigmentation, penile thickening and lengthening.
3. Growth of underarm hair and beard: prominent Adam's apple, deeper voice, increased body hair density, and appearance of facial hair.
