The most common reason for children’s glans to be exposed with the help of external force is that the foreskin is too long and the prepuce, generally with age will gradually improve, if the symptoms have been present without improvement, can be prescribed by the doctor to carry out circumcision surgery, part of the hidden penis people will also appear corresponding situation. 1. Hypospadias: For children with hypospadias, the glans cannot be exposed on its own due to the wrapping of the foreskin around the penis, and the glans can only be exposed with the help of external force. 2. Circumcision: patients with circumcision can not reveal the glans without any treatment, it is recommended that patients go to the hospital for circumcision treatment and pay attention to good post-operative care. 3. Invisible penis: It may also be invisible penis, patients can do ultrasound of the reproductive system and growth hormone test in order to exclude abnormal gonadal development. If it is a simple invisible penis, with age, there is no obvious improvement, the need for surgical treatment. Children’s glans need to use external force to reveal may be caused by factors such as circumcision, parents are advised to bring their children to regular hospitals for treatment.