The foreskin appears broken, the possible causes: 1. Suffering from foreskin inflammation, can appear foreskin broken, foreskin erosion, or ulcers formed on the foreskin and other changes, accompanied by local swelling, pain. Inflammation can also involve the glans, with redness, swelling and erythema of the glans, or increased exudation of secretions, etc. It is necessary to carry out local bacterial smear examination and give external washing, anti-infection and other comprehensive treatment. 2, if there is trauma to the foreskin or excessive masturbation, resulting in foreskin edema or injury, there can be local breakage. It is also accompanied by pain, bleeding, etc. There is usually a clear history of injury. 3. Patients with a short circumcision may have a local tear during erection or during sexual intercourse. Most of them occur in the state of full erection of the penis, suddenly appearing local pain, examination can appear the foreskin near the side of the tie injury.