[The breast of the adolescent girl].

During adolescence, psychological and physical changes occur and breast takes a major place in the young woman body image. Except rare malign tumors, breast pathologies at this age are mainly benign or malformative. Malformative issues are revealed during breast growth, as isolated asymmetry or associated to other regional anomalies, with abnormal shape or volume of the breast, or even supernumerary breast. Therapeutic solutions will not differ from the ones used for adults. Breast lipofilling, recently admitted by plastic surgery community is an interesting tool that can be used on young women. Choosing the right technic depends on the initial problem. It comes at an early stage to offset hypoplasia resulting in a problem of asymmetry. It waits for breast stability in case of hypertrophy and for legal majority in case of breast augmentation using implants. Psychological impairment stays however a central issue and forces the surgeon to adapt to the individual and to his body change over time.