It is not normal to have a yellowish leukorrhea during ovulation, considering the presence of gynecological inflammation. Under normal circumstances, the leukorrhea is white and thin paste or egg white, now the leukorrhea is yellow considering inflammation, it is recommended to go to the regular hospital in a timely manner, leukorrhea routine, ultrasound and gynecological examination, because vaginitis, cervicitis can cause changes in the leukorrhea, and cervical lesions secondary infection can also lead to changes in the leukorrhea. For ovulation, leucorrhoea is considered to be caused by increased levels of estrogen in the body, when the mucus of the cervical secretion gradually increases, and becomes thin, transparent, and able to pull the silk, and some of the pulling degree can be up to ten centimeters or more. Once ovulation progesterone increase, by the influence of progesterone mucus secretion will gradually decrease, will also become viscous, turbid, not easy to pull, so ovulation leukorrhea is normal.