Gynecological examination can be done half a month after menstruation, as long as it is not during the menstrual period, routine gynecological examination can be carried out. Gynecological examination includes many items, including routine gynecological internal examination, routine leukorrhea examination, cervical cancer screening, colposcopy and gynecological ultrasound examination. It is recommended that the routine examination of leukorrhea, TCT and HPV should be performed without sexual intercourse for at least three days and without vaginal medication, while other examinations have no obvious relationship with sexual intercourse and vaginal medication. Ultrasound examination in the middle of menstruation can find out the thickness of the endometrium and the condition of the uterine adnexa, and colposcopy can find out the condition of the vagina and the cervix, whether there are cervical polyps, cervical cysts, and the condition of cervical vinyl-white test, iodine test, and so on.