ICD-11 definition : Unilateral or bilateral enlargement of the breast in a girl before the age of 8 years
without other signs of sexual maturation. Rarely, this condition may be the harbinger
of central or peripheral precocious puberty;
Unilateral or bilateral enlargement of the breast in a girl before the age of 8 years
without other signs of sexual maturation. Rarely, this condition may be the harbinger
of central or peripheral precocious puberty