Extra (supernumerary or accessory) nipples or breast tissue

Extra nipples or breast tissue is fairly common (1-6% of women) and is a result of incomplete regression of the mammary ridge (milk line) during the development of the embryo before birth.

What Does Having a Third Nipple Mean? Supernumerary Nipples - GoodRx

Notes - MCN - Nursing care for a woman with a pre- existing illness  close observation of maternal - Studocu

Có nên thực hiện cắt tuyến vú phụ - Những điều cần biết

Third Nipple: Types, Causes, Removal, and More

Third (supernumerary) nipple: Types, causes, and removal

Supernumerary Nipples & Breasts - Goldberg Plastic Surgery

If a girl has a third nipple, would it develop into a third breast when she goes through puberty? - Quora

Supernumerary nipple - Wikipedia

Engorged Breasts - Breastfeeding Support

If a girl has a third nipple, would it develop into a third breast when she goes through puberty? - Quora

If a girl has a third nipple, would it develop into a third breast when she goes through puberty? - Quora

Pathology Outlines - Supernumerary / accessory tissue

Pseudomamma of the inguinal region in a female patient: A case