ICD-11 definition : A condition caused by failure of the breasts to correctly develop during the antenatal
period. This condition is characterized by supernumerary breasts, with or without
nipples. This condition may be asymptomatic.;
A condition caused by failure of the breasts to correctly develop during the antenatal
period. This condition is characterized by supernumerary breasts, with or without
nipples. This condition may be asymptomatic.