Health Library
Premature Adrenarche

What is Premature Adrenarche?

Children’s bodies develop at different ages. Premature adrenarche is when girls before age 8 and boys before age 9 develop pubic hair.

Premature adrenarche may happen if adrenal hormones start working earlier than expected, or it could be a normal part of growth and development.

What are the Symptoms of Premature Adrenarche?

You might see the following in your child:

Pubic hair
Underarm hair

What Can You Expect During Your Visit for Premature Adrenarche?

Preparing for Your Visit

You will need to provide the following information at your visit:

Growth charts for your child
Parents’ history (when dad started to shave, when mom first started her period, etc.)
Any testing done before the appointment related to your child’s growth

During the Visit

A healthcare provider will examine your child to see if they have started puberty. Your child may also have lab work or a bone age X-ray.

How is Premature Adrenarche Treated?

Often, no treatment is needed. For some children, the provider may want to see them in three to six months to monitor for puberty changes. You provider will discuss any need for follow-up.