Ізольована вроджена гіпоплазія/аплазія молочної залози

Визначення(English summary)

A rare breast malformation characterized by congenital absence of breast and nipple (amastia), or nipple or mammary gland (athelia or amazia, respectively). It can be unilateral or bilateral and may occur as an isolated malformation or be associated with a syndrome or cluster of other anomalies.