How is the tendon below glans broken skin to return a responsibility

1, preputial frenum

is too short for

patients with preputial frenum, may be due to penis erection when the frenum site by a large stretch, resulting in local tear, skin broken performance.

2,

external force hit the penis site may be due to soft tissue damage caused by mucosal rupture, and may be accompanied by bleeding performance.

3, balanitis

by bacteria, fungi and other infections to form balanitis patients, may be due to inflammation stimulation leading to congestion and edema of the penis site, skin vulnerability increased, resulting in erosion, skin broken performance.