White spots on the face of infants and young children are considered to be caused by diseases such as pityriasis alba, vitiligo, and anaplastic nevus. 1. Furfury simplex: also known as white furfur, commonly known as worm spots, is a chronic disease that occurs in the face, especially in children and adolescents face. The cause of the disease is still unclear, may be related to Malassezia furfur infection, etc., will lead to infants and young children face round or oval hypopigmented patches. 2. Vitiligo: belong to the common acquired pigmentation loss of skin mucous membrane disease, can lead to the patient’s body skin white spots, white hair and other phenomena, its cause is not yet clear, may be related to heredity, immunity, etc., can cause infants and young children with symptoms of white spots on the face. 3. Aberrant nevus: also known as depigmented nevus, it is a rare, congenital and limited pigment loss spot. The cause of this disease is not yet clear, usually appear at birth or shortly after birth, the area of skin lesions with the development of the child and become proportionally larger. As there are many causes of white spots on the face of infants and young children, they need to go to the hospital in time when abnormal white spots appear on their faces.