Ovulation coitus bleeding, may be caused by ovulation, for this situation is due to the fluctuation of estrogen levels, may cause irregular shedding of the endometrium, thus appearing a woman ovulation bleeding, just in time for coitus, so ovulation coitus bleeding. Generally do not need special treatment, observation can be, at the same time, pay attention to the cleanliness and hygiene of the vulva. In addition, ovulation bleeding is caused by cervical lesions, for this case need to further check the cervical cancer screening, such as TCT, HPV. if TCT, HPV appeared positive test results, need to further check the colposcopy, according to the situation of the colposcopy, if necessary, cervical biopsy surgery, according to the pathology of the biopsy to decide how to treat the next step.