Intra-uterine growth retardation

...In boys, the testicles descend into the scrotum, and in girls, the labia minora are hidden by the labia majora and cannot be seen. A fetus that is not growing as expected for the number of weeks of pregnancy is called intrauterine growth retardation (IUGR), and is characterized by low body weight and poor development of subcutaneous fat. This is more likely to occur if the mother has high blood pressure or placental abnormalities. ...

*Some of the terminology that refers to "intra-uterine growth retardation" is listed below.

Source | Heibonsha World Encyclopedia 2nd Edition | Information

…男児では睾丸は陰囊内に下降し，女児では小陰唇は大陰唇に隠れて見えなくなる。　妊娠週数に比べて発育の悪い胎児のことを子宮内発育遅延intra‐uterine growth retardation(略称IUGR)といい，体重は少なく，皮下脂肪の発育が悪いのが特徴である。母体に高血圧や胎盤の異常があると起こりやすい。…

※「intra-uterine growth retardation」について言及している用語解説の一部を掲載しています。

出典｜株式会社平凡社世界大百科事典 第２版について | 情報