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Symptoms
By Mayo Clinic staffSigns and symptoms of precocious puberty include development of the following before age 8 in girls and before age 9 in boys.
Precocious puberty symptoms in girls include:
- Breast growth
- First period (menstruation)
Precocious puberty symptoms in boys include:
- Enlarged testicles and penis
- Facial hair (usually grows first on the upper lip)
- Deepening voice
Precocious puberty symptoms that can occur in boys or girls include:
- Pubic or underarm hair
- Rapid growth
- Acne
- Adult body odor
When to see a doctor
Make an appointment with your child's doctor for an evaluation if your child has any of the signs or symptoms of precocious puberty.
- Styne D. Precocious puberty (sexual precocity). In: Gardner DG, et al. Greenspan's Basic & Clinical Endocrinology. 8th ed. New York, N.Y.: McGraw-Hill; 2007. http://www.accessmedicine.com/content.aspx?aID=2630860. Accessed Nov. 6, 2010.
- Saenger P. Overview of precocious puberty. http://www.uptodate.com/home/index.html. Accessed Nov. 8, 2010.
- Precocious puberty. The Hormone Foundation. http://www.hormone.org/Resources/Growth/upload/bilingual_precocious_puberty.pdf . Accessed Nov. 6, 2010.
- Precocious puberty. The Merck Manuals: The Merck Manual for Healthcare Professionals. http://www.merck.com/mmpe/print/sec19/ch282/ch282h.html. Accessed Nov. 7, 2010.
- Carel JC, et al. Precocious puberty. New England Journal of Medicine. 2008;358:2366.
- Eugster EA. Peripheral precocious puberty: Causes and current management. Hormone Research 2009;71(suppl):64.
- Kaplowicz PB. Treatment of central precocious puberty. Current Opinion in Endocrinology, Diabetes & Obesity. 2009;16:31.
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