When a child develops a dark pigmented nevus on the glans, it usually needs to be removed. Melanotic nevus is usually caused by heredity, environment, melanin deposition, etc. This area is susceptible to friction, inflammation, etc., and there is a possibility of malignant changes in the future. However, the timing of surgery can be when the child is older. If there is pain, pus, ulcers and other uncomfortable symptoms, you should go to the hospital in time to check the nature of the nevus, and when it is more serious, you need to go to the hospital immediately, and take the surgical method under the guidance of the doctor for treatment. In daily life should pay attention to keep the penis glans hygiene, regular cleaning; diet should be light, avoid eating too spicy, stimulating food. If you find the child discomfort symptoms, you should go to the hospital in time, under the guidance of the physician, clear reasons to give targeted treatment.