Indicate the true sentences regarding screening for the neoplastic disorders of female genital organs:
1) screening for vaginal and vulvar cancer is not performed because of the low incidence of these tumours;
2) screening for endometrial cancer is not performer because its first symptoms, i.e. uterine bleeding, are easily noticed by women and reported to their doctors;
3) screening for non-epithelial tumours of the ovaries, the uterus and the vagina is not performed because of the low incidence of these tumours;
4) screening for endometrial cancer is performed and includes ultrasound imaging, the measurement of the markers: CA 125, HE 4 (human epididymis protein 4) and chorion gonadotropin;
5) screening for cervical cancer is performed and includes a cytological test, a test
which sensitivity reaches 85-90% in leading centers.
The correct answer is: