Congenital melanocytic nevus
（重定向自Congenital nevus）
![](/Images/godic/202501/06/Congenital_melanocytic_nevus_010017.jpg")
![Giant congenital melanocytic nevus in newborn](/Images/godic/202501/06/Giant_congenital_melanocytic_nevus0017.jpg")
![Congenital nevus. Note the variable coloration and slightly irregular border](/Images/godic/202501/06/Congenital_nevus_from_CDC0017.jpg")
![Deep congenital nevus](/Images/godic/202501/06/Skin_tumors-6870017.jpg")
The congenital melanocytic nevus is a type of melanocytic nevus (or mole) found in infants at birth. This type of birthmark occurs in an estimated 1% of infants worldwide; it is located in the area of the head and neck 15% of the time.