Congenital Nevus: Types, Removal, and Cancer Risk - Healthline
2023年5月30日 · Congenital nevus (or nevi) is the medical term for a mole that you’re born with. They’re a very common type of birthmark. You might also hear them called congenital melanocytic nevi (CMN).
Congenital Nevus (Mole) - Children's Hospital of Philadelphia
A congenital nevus, also known as a mole, is a type of pigmented birthmark that appears at birth or during a baby’s first year. These occur in 1% to 2% of the population. These moles are frequently found on the trunk or limbs, although they can appear anywhere on the body.
Types of birthmarks (birthmark pictures) - Mayo Clinic
2024年1月25日 · Usually present at birth, a congenital nevus is a painless, dark-colored mole that often appears on the scalp or trunk of the body. It can range in size from a couple of millimeters to several centimeters in diameter. Sometimes, hair grows within the birthmark.
Congenital melanocytic naevi - DermNet
A congenital melanocytic naevus (American spelling nevus) is a proliferation of benign melanocytes that are present at birth or develop shortly after birth. This form of a congenital naevus is also known as a brown birthmark.
Naevi (nevi, birthmarks) - DermNet
Congenital naevi or birthmarks are essentially coloured skin markings that develop before or shortly after birth. Naevi are sometimes called hamartomas, which are disordered proliferations of cells within the tissue of origin, and are due to a developmental error.
Birthmarks - Johns Hopkins Medicine
Port-wine stain (also called nevus flammeus). A port-wine stain is a flat, pink, red, or purple mark that appears at birth, often on the face, arms, and legs, and continues to grow as the child grows. Port-wine stains do not go away and often need treatment if located on the eyelid or forehead.
Newborn Skin: Part II. Birthmarks | AAFP
2008年1月1日 · Nevus flammeus (also known as port-wine stain) is a vascular birthmark that occurs in 0.3 percent of newborns 8 . These flat lesions are dark red to purple and are readily apparent at birth.
Skin Conditions: Pigmented Birthmarks - WebMD
2023年5月10日 · Congenital nevi are moles that are present at birth. These birthmarks have a slightly increased risk of becoming skin cancer, depending on their size. Larger congenital nevi have a greater risk...
Congenital Melanocytic Nevus: Causes, Symptoms, and Treatment …
2024年6月18日 · A congenital melanocytic nevus is a mole that is present at birth or shortly thereafter. It is one common type of birthmark. It is caused by a cluster of pigment-producing cells in the skin and sometimes in deeper tissues.
Newborn Skin: Part II. Birthmarks - AAFP
Birthmarks in newborns can be classified as vascular, melanocytic or pigmented, or markers of underlying developmental abnormalities of the nervous system. A nevus simplex is a benign capillary...