The causative organism is a bacterium called Treponema pertenue a subspecies of Treponema pallidum that causes venereal syphilis . However yaws is a non-venereal infection .

致病微生物是一种被称作雅司螺旋体的细菌，它是引起 性病 梅毒的梅毒螺旋体的一个亚种。

Venereal are in part as long as timely formal cure cure is can be cured thoroughly such as gonorrhea and syphilis of urethritis of sex of gonococcus of etc.

性病中有一部分只要及时正规治疗是可以彻底治愈的，如淋病、 梅毒、非淋菌性尿道炎等。

Venereal except damage reproductive organs outside still can cause of viscera and systemic disease such as gonorrhea and syphilis visceral damage can occur .

性病除了损害生殖器官外，还会引起内脏和全身的病变，例如淋病、 梅毒都可能发生内脏损害。