...Moles are generally not seen in infants, and they gradually increase in number from around the age of 10, but those that are larger than a certain size or have dense hairs, called tierfell nevus, are present from birth. Flat brown spots, called nevus spilus, are often noticed within a few months of birth, but some appear on the shoulders, chest, etc. after the age of 10. *Some of the terminology that mentions "nevus spilus" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…一般に乳児にはほくろは認められず,10歳前後から徐々に増えてくるものであるが,ある程度以上の大きなものや,毛の密生する獣皮様母斑tierfell nevusと呼ばれるものは生下時から存在する。扁平な褐色斑は扁平母斑nevus spilusと呼ばれ,生後数ヵ月以内に気づくことが多いが,肩,胸などに10歳を過ぎて現れてくるものもある。 ※「nevus spilus」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 |
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