2022年3月11日 · Lanugo is soft, fine hair covering a fetus while inside the uterus. It helps protect the fetus and keeps it warm while during development. Some newborns have lanugo covering their bodies at birth, especially if they’re born prematurely. Lanugo can develop in people with eating disorders or certain tumors.

Lanugo is very thin, soft, usually unpigmented hair that is sometimes found on the body of a fetus or newborn. It is the first hair to be produced by the fetal hair follicles, and it usually appears around sixteen weeks of gestation and is abundant by week twenty.

2024年9月30日 · Lanugo is soft, feathery hair that can grow all over the body, most often on the back and shoulders. Fetuses grow lanugo during the end of pregnancy, and newborns usually lose their lanugo...

2017年5月18日 · Lanugo is the hair that covers the body of some newborns. This downy, unpigmented hair is the first type of hair that grows from hair follicles. It can be found everywhere on a baby’s body,...

2022年10月10日 · Lanugo is fine, soft, unpigmented hair often present in fetuses, newborns, and certain disease states. While lanugo is a normal finding in fetuses, its presence in an older person might indicate underlying pathology.

2017年12月2日 · Lanugo is a type of fine hair that grows on the bodies of human fetuses while they are developing in the womb. These hairs disappear either by birth or shortly after when vellus hairs replace...

2024年7月8日 · Body hair on your newborn is known as lanugo. Here's everything you need to know about lanugo including signs, symptoms, treatments, and when to call your pediatrician.

2022年6月23日 · What is lanugo? Pronounced "la-NOO-go," lanugo is soft, downy body hair that about a third of babies are born with. It’s produced by fetal hair follicles during the second trimester, between 16 and 20 weeks, and keeps a baby warm inside the womb.

2025年1月21日 · Lanugo is a fine, soft, and unpigmented type of body hair that first develops during the early stages of fetal development. It serves as the initial hair covering of the fetus and typically appears around the fourth or fifth month of gestation.

Before birth, a baby is covered with lanugo, a fine soft hair over most of the body – everywhere except the palms, soles, lips, penis, nails, and the sides of the fingers and toes. What is it? This soft prenatal hair is called lanugo hair.